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02-04-2020
Chemistry

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PH paper is put in a solution, which turns red. What is this?
(A) A strong acid
(B) A strong alkali
(C) A weak acid
(D) A weak alkali

Respuesta :

praiseworthy2k20 praiseworthy2k20

05-04-2020

Answer: (B) a strong acid

Explanation:

Acids turn blue pH paper red

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