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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
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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

User Dawid Kisielewski
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1 Answer

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Answer: (B) a strong acid

Step-by-step explanation:

Acids turn blue pH paper red

User Darkseal
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