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01-07-2020
Chemistry

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5. When would it be useful to know whether a chemical is an acid or base? Give an example.'

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04-07-2020

Answer:

To determine whether a substance is an acid or a base, count the hydrogens on each substance before and after the reaction. If the number of hydrogens has decreased that substance is the acid (donates hydrogen ions). If the number of hydrogens has increased that substance is the base (accepts hydrogen ions).

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