Question

.An aqueous solution turns red litmus solution blue .Excess addition of which of the following solution would reverse the change?

Baking powder

Lime

Ammonium hydroxide solution

Hydrochloric acid


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Answer 1

Answer:

Hydrochloric acid

Explanation:

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Answer 2

Answer:

hydrochloric acid which can turn blue litmus to red as this is a very strong acid.