18
QuizMultiple Choice

Unit Test — Unit test

Question 18 • S1S: Chemistry B (E4912 - AG)

Which of the following best defines an acid?

Answer
A
An acid has a pH of 7.
B
An acid has hydroxide ions.
C
An acid has fewer positive ions in solution.
D
An acid has more hydrogen ions in solution.
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Which of the following best defines an acid?