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What is an acid?

An acid is a substance which releases hydrogen ions (protons) when added to water. pH values of less than 7 are considered acidic, with 1 indicating it is a strong acid.

Answered by Ellie W. • Chemistry tutor

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What is an acid?

Related Chemistry GCSE answers

Predict the products of electrolysis of molten calcium chloride and explain which ions are at each electrode

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