Question

Common salt becomes sticky and watery in rainy season why

Answer 1

that is because of the high humidity in the air from which the salt absorb s water and becomes sticky and watery in rainy season. To prevent this the salt should be stored in a air tight container.

Answer 2

It becomes sticky and watery in the rainy season because the air in the surroundings is very humid and moisturous so it comes it contact with it and makes it so.