Question

State whether a sample of ferric chloride would increase or decrease in mass if exposed to air and why​

Answer 1

Explanation:

Washing soda crystals are efflorescent substance. When they are exposed to atmosphere, they lose their water of crystallisation and become an amorphous powder. ... Ferric chloride is a deliquescent substance. When they are exposed to atmosphere, it will absorb water vapour and dissolve in it

Answer 2

ferric chloride would increase in mass if exposed to air