Web25 jun. 2024 · But the elephant's toothpaste experiment speeds the process with a catalyst, a chemical compound that increases the rate of a given reaction. Potassium iodide — a salt of iodine, and the... WebCreate a giant foaming reaction and wow your friends with this classic science demonstration! With just a few simple ingredients, you can make something that looks …
Teach Chemical Reactions - 20+ Chemistry Lessons and Activities
Web20 nov. 2024 · Elephant Toothpaste Supplies: 3% Hydrogen Peroxide Water Liquid Dish Soap Food Coloring (optional) Yeast Empty Water Bottle or Plastic Soda Bottle Large pan or bin to contain the foam How To Set Up Your Reaction: Mix 2 tablespoons of dry yeast with 3 tablespoons of warm water in a small cup. Web20 apr. 2024 · A decomposition reaction is a type of chemical reaction in which a single compound breaks down into two or more elements or new compounds. These reactions often involve an energy source such as heat, light, or electricity that breaks apart the bonds of compounds. Decomposition reactions are opposite of combination reactions as … the living vine maternity home
Elephant Toothpaste - OFTV
Web14 jun. 2016 · But what’s actually causing that big mess? Turns out it’s a great illustration of a key concept in chemistry: catalysts. In this week’s video, Reactions teams up with chemistry professor Matt Hartings, Ph.D., to explain the Elephant Toothpaste experiment (with the help of our awesome new high-speed camera). Web18 jun. 2024 · Initiate the reaction by removing the bung then taking a few steps back. A puff of aerosolised water droplets is ejected from the flask by the evolved heat and oxygen gas as the manganese(IV) oxide catalyses the decomposition of the hydrogen peroxide. You can emphasise the effect with a dark background. WebUse a funnel to carefully pour 3/4 cup (180 ml) of the hydrogen peroxide liquid into the bottle. Add about 10 drops of your favorite food coloring into the bottle. Add about 1 tablespoon (15ml) of liquid dish soap into the bottle and swish the bottle around a bit to mix it. In a separate small cup, combine the warm water and the yeast together ... the living wage calculator