Question

give one example


1] Liquid in gas

2] Drying agent

3] Salt of Magnesium which contribute to hardness of water

4] Combination reaction

5] Acidic radicals​

Answer 1

Answer:

liquid in gas:water in air

drying agent : aluminum oxide

Salt of Magnesium which contribute to hardness of water : Hardness is caused by compounds of calcium and magnesium, and by a variety of other