Question

Massa molar de Fe2SO4.5H2O

Answer 1

Massa molar :

Fe₂SO₄.5 H₂O

Fe = 56 x 2 =112
S = 32 x  1 = 32
O = 16 x 9 =144
H = 1 x 10 = 10 
_______________________
112 + 32 + 144 + 10 = 298 g/mol