Calculate the number of moles of FeSO4 in 25cm3 of a 0.2mol dm3 solution

Answer 1

moles = M x L = ??

Answer 2

25 x 0.2 = 5

5/1000= 0.005 moles

Answer 3

Answer= 0,005

Answer 4

You have to make them into the same unit before u multiply. So it will be 2.5dm3 X 0.2moldm3.
(moles = concentration x volume)

which is 0.5moles.

Answer 5

actually im wrong lol ur rught