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

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Question

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

Options

  • Baking powder

  • Lime

  • Ammonium hydroxide solution

  • Hydrochloric acid

MCQ

Solution

Hydrochloric acid

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