Question

the passage below describes an experiment. when baking soda and vinegar are combined, they create bubbles of carbon dioxide gas. kevin combined baking soda and vinegar in 12 different beakers. in each beaker, he placed two tablespoons of baking soda and one tablespoon of vinegar. he used rice vinegar in four of the beakers, white vinegar in four, and apple cider vinegar in four. kevin watched the beakers and recorded how long each mixture bubbled. identify the question that the experiment can best answer. does the type of vinegar mixed with baking soda affect the type of gas released by the mixture? does the type of vinegar added to baking soda affect how long the mixture bubbles?

Explanation:

Kevin used different types of vinegar with the same amount of baking - soda and recorded how long each mixture bubbled. He did not check the type of gas released. So the experiment is focused on the bubbling time.

Answer:

Does the type of vinegar added to baking soda affect how long the mixture bubbles?