Question

Calculate the number of moles of FeSO4 in 100cm3 of 0.1mol/ele solution

Answer 1

Answer:

Explanation:1000 cm3of FeSO4 of 0.1mol/l=0.1 moleFeSO4

So100 cm3 of solutions contain 0.01 mole FeSO4

Since molar mass of FeSO4=152

Hence mass of 0.01 mole FeSO4=0.01*152=1.52g