Alka Seltzer Tablets Research Paper

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My Science fair topic is on Alka-Seltzer Tablets and its reaction time based on its particle sizes. My independent and Dependent Variables include reaction time and particle size. There are many advertisements on Alka-Seltzer Tablets for pain relief, colds and heart burns. When a single tablet is dropped into water its fizzes up making it look like a soda. In reality theses bubbles are carbon dioxide gases, and this is just a chemical reaction. These tablets have Aspirin which is a pain reliever and it's reacts when H2O is present. Sodium Bicarbonate is also an ingredient in these tablets , when mixed with water it splits into sodium bicarbonates. The Carbon dioxide gas bubbles is just a product or a substance produced after

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