Question

Dry hydrogen chloride gas does not change the colour of dry litmus paper. Why?​

Answer 1

Answer:

Dry hydrogen chloride gas does not change the colour of dry litmus paper. Why?

good night

Answer 2

Explanation:

Dry HCl gas does not contain H+ ions. It is only in the aqueous solution that an acid dissociates to give ions. Since in this case, neither HCl is in the aqueous form nor the litmus paper is wet, therefore, the colour of the litmus paper does not change.