Question

how much CuSO4.5H2O is required to prepare 100 ml of a .050M aqueous stock solution?

Answer 1

How many moles do you want?
M x L = 0.050 x 0.1 L = ??

That many moles CuSO4.5H2O = grams/molar mass.

Answer 2

u suckk

Answer 3

1.25g?