Question

calculate the percentage composition of each element in copper sulphur crystals, cuso4.5h20​

Answer 1

Explanation:

ANSWER

The molecular weight of water H

2

O=2(1)+16=18g/mol.

The molecular weight of copper sulphate pentahydrate CuSO

4

.5H

2

O=64+32+4(16)+5(18)=250g/mol.

The percentage of water of crystallization in CuSO

4

.5H

2

O=

250

5×18

×100=36%.