Question

A salt of calcium 'M' when comes in contact to moisture becomes hard 'N' salt so 'M'

salt is usually kept in air tight containers. Write chemical formula of 'M' and chemical

name of 'N'.​

Answer 1

Answer:

1. M is CaSO4. 1/2 H20
2. N is Calcium Sulphate dihydrate.

M is also known as plaster of paris. When it reacts with moisture it forms a hardened mass which cannot be used.

Hope this helped. Good luck!