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Question

Why does dry HCl gas not change the colour of the dry litmus paper?

[A] Because dry litmus paper is not an indicator
[B] Because HCl gas is a weak acid, we must use a strong acid
[C] Because dry HCl gas does not ionize to produce H+ ions
[D] None of the above
Answer & Explanation

Answer: Because dry HCl gas does not ionize to produce H+ ions

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