Provided by: Soft Drink Lab It’s no secret that soda contains acid, usually carbonic acid. Others may be used or replaced depending on the type and brand of soda. What we want to do is to see which of two sodas contains the greatest amount of acid. For our testing to work clear sodas have to be used, so our testing will be limited to the use of 7 Up and Sprite. We will run a simple titration test. Testing an unknown concentration of an acid with a known concentration of a base does this. An indicator has to be used, and when the end point, or neutralization, has occurred the solution will turn a color. The reverse process can also be used. Because of the nature of the chemicals used to test the soda for the acids, they will be come dangerous to your health. So while they may be temptation to do so,
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