Then, wrap a 3-inch strip of tape sticky-side out around your finger to make a piece of double-sided tape. This is our video of us attempting to try the geyser of Mentos and Diet Coke. •    How quickly did the reaction start to happen, and how quickly did it stop? 1 decade ago. With a little extra effort, you can make this experiment artistically appealing as well as technically surprising. Physical Reaction. Introduction •    Place a piece of wax paper on top of the cutting board. Retrieved from https://www.thoughtco.com/make-mentos-and-soda-volcano-eruption-605994. The reaction is … The diet coke and mentos eruption is when you take a 2 liter bottle of diet coke and place a couple mentos into it at a time. Explore our digital archive back to 1845, including articles by more than 150 Nobel Prize winners. Correct! Lv 4. We know that the reaction between Mentos and soda is an explosion, but what we are trying to figure out is which brand causes the biggest reaction. Does the Mentos and Soda Trick Work With Regular Coke? Flavored with Jamaican grapefruit juice and is both tart and sweet. ThoughtCo. It needs to be wide enough to use as loader for the Mentos. Carbonation If three Mentos are dropped into a 2-liter of Diet Coke, Diet 7-Up, and Dr Thunder, then the Diet Coke will have the largest reaction to the Mentos. Nuclear Explosion . The difference was apparent when using more Mentos as it created a … reaction between the carbonated beverage Diet Coke and Mentos mints. Hypothesis: If three Mentos are dropped into a 2-liter of Diet Coke, Diet 7-Up, and Dr Thunder, then the Diet Coke will have the largest reaction to the Mentos. 4. •    When the bottle stops spouting, stop recording. Diet Coke is better to use than regular coke. What is the difference in height of the eruptions? Mentos and Diet Coke Experiment. Check out this fun video of our soda and mentos rocket that we made the other day. This rough surface allows the bonds between the carbon dioxide gas and the water to more easily break, helping to create carbon dioxide bubbles and cause the classic eruption. The candies catalyze the release of gas from the beverage, which creates an eruption that pushes most of the liquid up and out of the bottle. One way to put a unique spin on this experiment is to disguise the soda bottle as a volcano. 4.2. A Diet Coke and Mentos eruption is a reaction between the carbonated beverage Diet Coke and Mentos mints that causes the liquid to spray out of its container. 5. Any soda will do. It was fun ! The reaction is … At only 59 cents a bottle, I decided to buy two. While the soda is in the bottle, the gas is kept in solution by the bottle's pressurized conditions. Does air pressure affect the eruption? 9 Answers. A Diet Coke and Mentos eruption (alternately Diet Coke and Mentos geyser or Mentos eruption) is a reaction between the carbonated beverage Diet Coke and Mentos mints that causes the beverage to spray out of its container. What are some essential factors for it to occur? For those who have preformed the diet pepsi and mentos eruption... What reactions have you had and what heights have you achieved. The most well-known example of this reaction is the combination of Mentos candy and Diet Coke, typically achieved by dropping several candies into a botle of the cola. By using ThoughtCo, you accept our, How the Mentos and Diet Soda Experiment Works. Does temperature affect the eruption height? We know that the reaction between Mentos and soda is an explosion, but what we are trying to figure out is which brand causes the biggest reaction. •    Tape Then repeat this activity three times, with the bottle in front of the tape-marked wall, video taping it each time. •    Remove the spent cola bottle and place a new full bottle in the same position, again making sure that it is level and stably standing straight. You’ll want to purchase three bottles of Diet Coke and two rolls of Mentos. But the amazing eruption that takes place when Mentos are dropped into Diet Coke or other brands of diet soda pop is not a chemical reaction at all! The partially dissolved candy is sticky enough to trap the gas, forming a foam. Reeko will never forget the first time he discovered this unique experiment. The roughness of the sweet and how fast it plummets to the bottle s base. The mints cause nucleation that releases dissolved carbon dioxide so fast it pushes the liquid up and out of the bottle, in what has been described as an eruption or geyser. normal two-liter bottle of Diet Coke was used with four Mentos. This image depicts a two-liter bottle of Diet Coke shortly after Mentos were dropped into it. As more and more carbon dioxide molecules accumulate, bubbles form. There's a lot of carbon dioxide dissolves in the soda, which gives it its fizz. This experiment is a lot of fun and sure to amaze your friends and family (assuming you do it outside rather than in the living room). Drop several Mentos into a bottle of coke or lemonade, and a huge eruption of bubbles shoots out several meters high. Pre-Pressurizing Diet Coke with 5 Pumps of Air from a Hand-Held Soda Pump Increases Eruption Height by 61% . You don’t have to use Diet Coke! Does this eruption occur in any condition? •    How quickly did the reaction start to happen, and how quickly did it stop? Diet coke and mentos eruptions experiments are a very popular STEM activity for families with younger kids, but if you really want to up your mentos and diet coke game, especially if you’re working with older kids, a soda bottle rocket is the only way to go. Reasonator; PetScan; Scholia; Statistics; Search depicted; Media in category "Diet Coke and Mentos eruption" The following 6 files are in this category, out of 6 total. You can substitute another candy for the Mentos, such as M&Ms or Skittles, but ideally, you want candies that stack into a neat column with minimal space between them, have a chalky consistency, and barely fit through the mouth of a 2-liter bottle. First, gather your supplies. Their first video, The Extreme Diet Coke & Mentos Experiments, took the idea of dropping Mentos into soda and turned it into one of the best known viral videos of all time. •    Video camera with either a tripod or a helper to take the images (optional) For the Mentos–Diet Coke reaction, the carbonic acid and carbon dioxide are not products of a chemical reaction but are already present in the Diet Coke, whose equilibrium is disturbed by the addition of the Mentos. The eruption happens very quickly, so set things up: you want the open bottle/index card/roll of candies so that as soon as you remove the index card, the candies will drop smoothly into the bottle. •    Eye protection (safety goggles or glasses) Wikipedia. Made popular by Steve Spangler, this experiment is a lot of fun and sure to amaze your friends and family (assuming you do it outside rather than in the living room). Diet Coke & Mentos Eruption One of the most popular experiments of modern times is the Diet Coke and Mentos Geyser. What determines the duration of the eruption? Preparation It works with regular cola, orange soda, root beer, etc. Drinking soda releases carbonation in it, limiting the possible effect of death. Mentos. How? Coke and mentos: We are looking at the different factors affecting the way that soda explodes. •    Extra: Do this activity again but instead of testing whole Mentos versus crushed, compare warm versus cold Diet Coke. Wikipedia. Wrong! In the 1980s, Wint-O-Green Life Savers were used to create soda geysers. How? Diet Coke and Mentos Eruption (also known as a Mentos eruption or a soda geyser) is a reaction of Diet Coke and mint Mentos candies. 6. Both Chemical and Physical Reaction. Hope you enjoy ! The eruption occurs after a few seconds. We had a lot of fun with this project! When you drop Mentos into the soda, then all the carbon dioxide bubbles come out of the soda all at once. Mint Mentos candies 2-liter 4.1. Part 1 Chemical volcanoes are classic projects for science fairs and chemistry demonstrations. Like with the eruption heights, magma reacts to volatiles and heat like Diet Coke reacts to Mentos and heat, so some assumptions can be made about how a volcano will erupt based on how the Diet Coke erupts.The mechanisms of the correlation between Diet Coke temperature and eruption duration as well as the relationship between the number of Mentos used and the eruption duration can be applied to … Because there's so much pressure, it all happens very quickly. You can repeat the eruption with the same bottle and another stack of candies. The trick works with any carbonated beverage. Which beverages, candies or other things cause the largest and smallest fountains? Made popular by Steve Spangler, this experiment is a lot of fun and sure to amaze your friends and family (assuming you do it outside rather than in the living room). The candies catalyze the release of gas from the beverage, which creates an eruption that pushes most of the liquid up and out of the bottle. Discover world-changing science. The reaction causes the Diet Coke to foam at a rapid rate and spew into the air. Open your full 2-liter bottle of diet soda. Flavored with Jamaican grapefruit juice and is both tart and sweet. The simplest … How? 8. Do you know the oldest gag in the book? In the 1980s, Wint-O-Green Life Savers were used to create soda geysers. •    Extra: What other factors affect the size of the Mentos and Diet Coke eruption? Just let thirteen Mentos slide quickly into the Diet Coke and watch the eruption, just like Old Faithful. Since 2005 the Coke & Mentos reaction has been wow-ing children and adults everywhere – when it goes well! Instead it is a physical reaction. Physicists Explain Mentos–Soda Spray from Scientific American Tape the tube together on the side. About how high did the eruption go? DIY | Diet Coke and Mentos Eruption | Science Experiments To Do A Home | Welcome To LAB360 where science is fun. Bonus Fact: While you’ll sometimes hear an urban legend that people have died from drinking Diet Coke and eating Mentos, to date, there has not been a single documented instance of this ever happening. The first time with a smaller bottle, 20 oz i think, I got about half a foot to a foot from the top of the bottle . If you use a nozzle that makes the opening at the top of the bottle even smaller, the jet of liquid will go even higher. Topics similar to or like Diet Coke and Mentos eruption. To make a Diet Coke and Mentos rocket, start by sandwiching 5 stacked Mentos between 2 4-inch strips of masking tape. Relevance. Place your funnel so it fits within the mouth of the bottle. Drop 4-5 whole Mentos into the bottle all at once. This experiment is loads of fun and sure to amaze your friends and family. Answer Save. Diet Coke and Mentos Eruption (also known as a Mentos eruption or a soda geyser) is a reaction of Diet Coke and mint Mentos candies. Dr. Helmenstine holds a Ph.D. in biomedical sciences and is a science writer, educator, and consultant. The diet coke and mentos experiment may be one of the most popular experiments but of the people who perform this experiment not that many actually understand the chemistry concepts behind it. •    Knife DIET COKE AND MENTOS ERUPTION!!!!! It doesn't get released from the liquid until you pour it into a … Combine Diet Coke and Mentos, and the result is explosive—Diet Coke shoots out of the bottle like a miniature, sticky Old Faithful. Background Does the size of the Mentos affect the duration of the eruption? Does air pressure affect the eruption? Their viral videos have earned two Emmy nominations, won four Webby Awards, landed them on Vh1's list of greatest Internet superstars, and were voted GoViral's Online Game Changer of the Decade. Is it more or less than the amount that was left when you used whole candies? Answer Save. The speed at which the Mentos falls through the Diet Coke can affect how large the eruption is. •    Wear clothes that you would not mind if they get splashed with a little soda pop—this activity can get a little messy! You can use any 2-liter diet soda, as long as it contains aspartame. To create the Soda Geyser Eruption Experiment, you only need two ingredients and one supply item. One roll of Mentos candies. Use a tape measure and blue painter's tape to mark off the height from the top of the bottle in meters. Helmenstine, Anne Marie, Ph.D. "How to Make a Mentos & Diet Soda Chemical Volcano Eruption." Diet Coke and Mentos Eruption. The finish on the fruit Mentos is a gloss finish. A Diet Coke and Mentos eruption (also known as a soda geyser) is a reaction between the carbonated beverage Diet Coke and Mentos mints that causes the beverage to spray out of its container. Fueled by hundreds of blogs and popular online sharing sites like youtube, this once obscure reaction became an Internet sensation, and the enthusiasm for dropping Mentos into soda … Use more Mentos for a bigger geyser. •    Place your full cartridge on top of the flat index card. The narrow opening of a soda bottle funnels the foam to make a geyser. This causes the bubbles in the soda to gather there, and expand far more rapidly. The speed at which the Mentos falls through the soda can affect how large the eruption is, and this can be tested by comparing whole with crushed Mentos, the latter of which are less dense. Was less Diet Coke left in the bottle after the reaction with the whole candies compared with the crushed ones? Correct! Then step back without tipping the bottle over or disturbing the reaction. It is well documented that Mentos and Diet Coke will cause an eruption of soda. Diet coke and mentos eruptions experiments are a very popular STEM activity for families with younger kids, but if you really want to up your mentos and diet coke game, especially if you’re working with older kids, a soda bottle rocket is the only way to go. What causes diet coke to erupt? Although there are a few different theories around about how this experiment works, the most favoured reason is because of the combination of carbon dioxide in the Diet Coke and the little dimples found on Mentos candy pieces. Mint-flavored Mentos have a pitted surface with lots of surface area, which provides plenty of nucleation sites for bubble growth. 3.1. Otherwise, you can roll a sheet of paper into a tube just barely wide enough for a stack of candies. One of the most popular experiments of modern times is the Diet Coke and Mentos Geyser. Does this eruption occur in any condition? Carbon dioxide is the chemical compound that consists of two oxygen atoms bonded to a carbon atom. What does the inside of the candies look like? •    Make a Mentos cartridge to hold the candies for you before you drop them into the Diet Coke bottle by rolling an index card into a tube, slightly larger than the diameter of a Mentos candy. To create bubbles, the carbon dioxide needs to interact with itself, which means that the carbon dioxide's bonds with water in the Diet Coke must be broken. Similarly, you could substitute normal soda for diet soda. One of the most popular experiments of modern times is the Diet Coke and Mentos Geyser. What type of reation is the Diet Coke and Mentos eruption? Bonus Fact: While you’ll sometimes hear an urban legend that people have died from drinking Diet Coke and eating Mentos, to date, there has not been a single documented instance of this ever happening. Starting with three Mentos the team worked their way up to using five Mentos. This quick video tutorial will have you testing this out every time you have Mentos and Diet Coke in your hands. However, since there are air spaces between the small pieces, the group of crushed Mentos candies are not as dense as the whole … MasterDiver. A Diet Coke and Mentos Eruption (also known as a Mentos eruption, soda geyser or just Diet Coke and Mentos) is a reaction when an certain objects are dropped into carbonated liquids. That means that all of the pieces of the reaction are there, but that they are simply rearranged. Do Mentos explode in any soda? You can combine this with your favorite dry ice demonstration. Check out this fun video of our soda and mentos rocket that we made the other day. The eruption is caused by opening a bottle of Diet Coke (typically a two litre bottle) and dropping a Mentos into the bottle. Reaction between the carbonated beverage Diet Coke and Mentos mints that causes the beverage to spray out of its container. Favorite Answer. The Diet Coke and Mentos geyser is the result of a physical process rather than a chemical reaction. This is because the surface of Mentos are covered with tiny holes or pits. ThoughtCo uses cookies to provide you with a great user experience. How? Upload media Wikipedia: Instance of: experiment: Named after: Diet Coke; Mentos; Authority control Q128450. The project will work just as well, but the resulting eruption will be sticky. How much cola is left in the bottle? Chemistry ThoughtCo, Feb. 16, 2021, thoughtco.com/make-mentos-and-soda-volcano-eruption-605994. When you drop a Mentos into the soda, tiny bumps on the candy surface give the carbon dioxide molecules a nucleation site or place to stick. Materials •    If you want to videotape the reactions, set up the video camera so that it has in its viewfinder the bottle and a height equivalent to at least the first story of a building. We used a regular and a diet to form a hypothesis on which one would how the largest explosion. Their first video, The Extreme Diet Coke & Mentos Experiments, took the idea of dropping Mentos into soda and turned it into one of the best known viral videos of all time. This simple chemical volcano takes a few minutes to set up and erupts for a few seconds. Place an index card over the opening of the test tube or end of the paper tube to hold the candies in the container. Does the size of the Mentos affect the duration of the eruption? You can try testing different kinds of carbonated beverages, different kinds of candies with different shapes and textures or using other things to start the reaction, like rock salt, pennies or dice. •    An outdoor area at least two meters from buildings Instead it is a physical reaction. 0. Quickly pull out the flat index card, releasing the Mentos candies into the bottle. But all those gas bubbles want to escape, making it no wonder that soda makes you burp! Observations and results Subscribers get more award-winning coverage of advances in science & technology. Place the second bottle in a place where it can reach room temperature overnight. This is likely for two reasons. •    Carefully remove the cap from the bottle and place the flat index card on top, covering the hole. This leads to the classic Mentos and Diet Coke eruption. 9 Answers. It forms up & shoots out of the bottle. 4. He learned three very important things that he has never forgotten to this day. Physical reactions The reaction causes the Diet Coke to foam at a rapid rate and spew into the air. A Diet Coke and Mentos eruption is a reaction between the carbonated beverage Diet Coke and Mentos mints that causes the beverage to spray out of its container. MasterDiver. from Science Buddies, This activity brought to you in partnership with Science Buddies, November 17, 2011 — Lindsey E. Murphy and CrazyAuntLindsey.com, October 27, 2011 — Science Buddies and Cyberchase. A Diet Coke and Mentos eruption is a reaction between the carbonated beverage Diet Coke and Mentos mints that causes the liquid to spray out of its container. Lv 4. The ​Mentos and diet soda volcano is similar to the baking soda volcano, except the eruption is really powerful, capable of producing jets of soda several feet high. There's a lot of carbon dioxide dissolves in the soda, which gives it its fizz. Mentos candies are heavy enough they sink, so they interact with carbon dioxide all the way to the bottom of the container. In the Diet Coke bottle the Mentos candy provides a rough surface that allows the bonds between the carbon dioxide gas and water to break more easily, helping to create carbon dioxide bubbles. Because Mentos candies are rather dense, they sink rapidly through the liquid, causing a fast, large eruption. Combine Diet Coke and Mentos, and the result is explosive—Diet Coke shoots out of the bottle like a miniature, sticky Old Faithful. The crushed Mentos candies, however, are not as dense as the whole ones, which causes them to sink more slowly, creating a relatively small cola fountain, which should also leave more liquid in the bottle than the larger eruption with whole Mentos candies did. •    Like you did before, place your full cartridge on top of the flat index card, then line up where the opening of the bottle is with the opening of your cartridge. It's messy, so you might want to do this project outdoors or in a bathroom. Favourite answer. Their viral videos have earned two Emmy nominations, won four Webby Awards, landed them on Vh1's list of greatest Internet superstars, and were voted GoViral's Online Game Changer of the Decade. Diet Coke and Mentos Eruption. Why do you think this is? This is the reaction based on carbon dioxide gas. Cleanup You can use any 2-liter diet soda, as long as it contains aspartame. Diet Coke and Mentos eruption A Diet Coke and Mentos eruption (also known as a soda geyser) is a reaction between the carbonated beverage Diet Coke and Mentos mints that causes the beverage to spray out of its container. Helmenstine, Anne Marie, Ph.D. (2021, February 16). Ting (drink) Carbonated beverage popular in the Caribbean. We had a lot of fun with this project! Although the candy may look smooth, if you looked at it under a microscope you'd see tiny bumps coating its entire surface. Now, try and screw a cap on it for the perfect prank. A carbonated beverage is packed full of dissolved carbon dioxide gas, which forms bonds with water. A carbonated challenge from Science Buddies, Key concepts Scientific American is part of Springer Nature, which owns or has commercial relations with thousands of scientific publications (many of them can be found at, Science of Mentos–Diet Coke explosions explained. This is likely for two reasons. Relevance. How high did the eruption appear to go? Quickly pull out the flat index card, releasing the crushed Mentos into the bottle, then step back without tipping the bottle over or disturbing the reaction. It's also non-toxic, so kids can do this project. The more Mentos, the more nucleation – hence, a soda eruption! 3.1. Because Mentos candies are rather dense, they sink rapidly through the bottle, causing a fast, large eruption. The gas released by the candies pushes all of the liquid up and out of the bottle for a huge explosion. Lee Marek and "Marek's Kid Scientists" were the first to publicly demonstrate the experiment on the Late … Put on your eye protection and start the video camera. •    When the bottle stops spouting, stop recording. •    Extra: Find an exterior wall of a building with no windows and set a Diet Coke bottle at the base of the wall. You will probably need a knife to help crush and cut up the four … Why do Mentos mints foam when you drop them into soda pop? More to explore However, any … How? When you pour some soda into a glass, some gas escapes and forms foam, but most stays trapped by the surface tension of the water. Gratis Vokabeltrainer, Verbtabellen, Aussprachefunktion. For those who have preformed the diet pepsi and mentos eruption... What reactions have you had and what heights have you achieved. Which process creates the eruption? You’re going to set up three tests—warm soda, room temperature soda, and cold soda. Diet Coke and Mentos Eruption. Any Carbonated Beverage Works . © 2021 Scientific American, a Division of Springer Nature America, Inc. Support our award-winning coverage of advances in science & technology. Is R. Summary of Experiment: The experiment focuses on whether or not initial increased pressurization of a Diet Coke bottle would affect mento eruption height, using a Fizz Keeper pump to increase air pressure within the bottle before the eruption. The number of Mentos inserted into the soda changed on each run of the apparatus. Übersetzung Deutsch-Spanisch für Mentos Eruption mint candy and Diet Coke im PONS Online-Wörterbuch nachschlagen! Original – A Diet Coke and Mentos eruption is a reaction between a carbonated beverage and Mentos candies that causes the beverage to spray out of its container. •    Add four whole Mentos candies to your cartridge, put on your eye protection, and start the video camera. •    Which reaction went higher, the whole or the crushed Mentos? The easiest way to do this is to stack them in a test tube narrow enough to form a single column. Physics Mentos. Diet Coke Mentos Geyser.jpg 964 × … As with the first bottle, remove the cap and place the flat index card on top, covering the hole. The Diet Coke and Mentos reaction is a fun demonstration in chemistry and physics classes of many important concepts in thermodynamics, fluid … Wrong! Diet Coke & Mentos Eruption One of the most popular experiments of modern times is the Diet Coke and Mentos Geyser. My son saw one of his favorite YouTubers doing this experiment a while back, and he’s been asking to try it ever since. If you want the explosion to occur at a slightly slower rate, then crush up the Mentos before you drop them into the bottle. Diet coke and mentos experiment. 2 Liter Bottle of Soda (Regular or Diet) Mentos Candy; Tape ; I purchased the store brand soda and it worked great! What determines the duration of the eruption? Materials: 1 pkg. Materials: 1 pkg. Diet Coke and Mentos eruption A Diet Coke and Mentos eruption (also known as a soda geyser) is a reaction between the carbonated beverage Diet Coke and Mentos mints that causes the beverage to spray out of its container. Calculate the average height of the fountains for the whole and for the crushed Mentos. Find out how much you know about the science behind the Diet Coke and Mentos eruption with this short quiz. Theories abound as to why this. Wikipedia. Preparing for the Experiment. As the Mentos candy sinks in the bottle, the candy causes the production of more and more carbon dioxide bubbles, and the rising bubbles react with carbon dioxide that is still dissolved in the soda to cause more carbon dioxide to be freed and create even more bubbles, resulting in the eruption. Dropping anything into the Diet Coke speeds up the release of the carbon dioxide process by both breaking the surface tension of the liquid and also allowing bubbles to form on the surface area of the object. Diet Coke and Mentos Experiment Explore the eruption of carbon dioxide when the candy Mentos dissolves in Diet Coke MATERIALS NEEDED: *Mentos mint candy *Diet cola *A variety of containers with varying sized opening *A narrow test tube wide enough to fit the candy [Klutz and others make a delivery contraption that is easier.] Then, wrap a 3-inch strip of tape sticky-side out around your finger to make a piece of double-sided tape. Are there other candies that can produce the same effect? It just won’t be nearly as awesome.) Drinking soda releases carbonation in it, limiting the possible effect of death. •    Two two-liter bottles of Diet Coke Topics similar to or like Diet Coke and Mentos eruption. Have you ever seen the Diet Coke and Mentos experiment that is all over the Internet and wondered what makes the reaction work? •    Cutting board Diet Coke and Mentos eruption: | | ||| | A two-liter bottle of Diet Coke just after Mentos were... World Heritage Encyclopedia, the aggregation of the largest online encyclopedias available, and the most definitive collection ever assembled. Some people have suggested a chemical reaction involving the artificial sweeteners. DIET COKE AND MENTOS ERUPTION!!!!! When you drop a Mentos into the soda, tiny bumps on the candy surface give the carbon dioxide molecules a nucleation site or place to stick. reaction between the carbonated beverage Diet Coke and Mentos mints. How the Mentos and Diet Soda Experiment Works . 4.1. 7. Add the Mentos. Carbon dioxide creates the bubbles in soda. The bubbles expand as they rise. The gas released by the candies creates an eruption that pushes most of the liquid up and out of the bottle. Well, Ive done it twice. The first time with a smaller bottle, 20 oz i think, I got about half a foot to a foot from the top of the bottle . Dropping any object into the Diet Coke bottle will produce a smaller version of the effect but Mentos produce a spectacular eruption. The Science of Coke and Mentos from EepyBird.com 5. Firstly, if you mix Mentos and Diet Coke, you get a violent eruption that will spew a gallon of sticky cola on you before you can even blink an eye. How much liquid is left in the bottle? What you'll need: Large bottle of Diet Coke. You can also experiment using regular Coke (as opposed to the diet versions) or tonic water (which glows blue under a black light). A two-liter bottle of diet soda (diet soda makes for a much better reaction, but you can use regular soda if you like. When using Mentos, the Mint kind is the best choice, because they have a matte finish (better for reaction). from General Chemistry Online 1 decade ago. Place one bottle of Diet Coke in the refrigerator and let it sit overnight. Kids Activities. What are some essential factors for it to occur? Why do you think all of this is important? When I finally got my brain together enough to add both ingredients to my shopping list, he was over-the-moon excited to see it when he got home from school.