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What is an acid?

A-a substance that is alkaline
B-a substance that has a high pH value
C-a substance that can donate an H+ ion
D-a substance that can accept an H+ ion

User Asim Roy
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1 Answer

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An acid is a substance that can donate an H+ ion because the H+ is the only positively charged ion present in this type of substance.
User Patrick Borkowicz
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