Question

during production of HCL acid what colour changes observed when dry and moist Litmus Paper is dipped in HCL and explain​

Answer 1

Answer:

HCl is acidic only when moist or aqueous. Hydrogen Chloride gas will turn blue litmus paper red only if either the gas is moist or the litmus paper is wet with some pure water. This is because when the gas comes into contact with the water on the paper, it becomes acidic, turning the litmus paper red.

Explanation:

mark as brainiest