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AP Chemistry
Acids are substances that donate hydrogen ions (H+) to solutions. They have a pH less than 7 and can react with bases to form salts and water.
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A substance that accepts hydrogen ions from solutions. It has a pH greater than 7.
pH Scale: A measure of acidity or alkalinity of a solution where values below 7 indicate acidity and above 7 indicate basicity.
The reaction between an acid and base producing salt and water.