Question

When a drop of unknown solution X is placed on a strip of pH paper, a deep red colour is
produced. This sample in which one of these
(a) NaOH (b) HCI (c) Water (d) CH3COOH​

Answer 1

Answer:

Hey dear friend ,

When a drop of an unknown solution X is placed on a strip of a ph paper it shows blue colour , it means it is acid , so it is - LEMON JUICE .

Explanation:

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Answer 2

Answer:

the correct answer is HCL(hydrochloric acid).