What happens when an acid is added to a solution?

pH is a measure of the concentration of H3O+ ions in a solution. Adding an acid increases the concentration of H3O+ ions in the solution. ... If an acid is added to a basic solution, the solution becomes less basic and moves toward the middle of the pH scale. This is called neutralizing the base.

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answer: collecting information/data

reason: the student is going around and asking people questions to collect data

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meiosis is the correct answer