Question

RMM of blue vitriol is Relative atomic mass of o=16 Cu=63.5
S=32
H=1

Answer 1

Answer:

249.5 (approx)(hydrated )

159.5 (approx) (anhydrous)

Explanation:

CuSO4

63.5 + 32 + 16×4

159.5(anhydrous)(approx)

CuSO4.5H2O

+5H2O

when hydrated

10 + 16×5= 90

therefore 159.5+90

=249.5 (approx)(hydrated)

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