Respuesta :
The chemical property of a base is; a base turns red litmus paper blue.
A base is a substance that reacts with an acid to form salt and water only. A base usually has a pH that is greater 7.
A base turns red litmus blue. This is a chemical reaction because the litmus paper contains an organic dye which is able to interact with the base chemically leading to a change in color of the litmus paper.
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