CBSE Class 9 Answered
write the formula unit mass of
[a] CUSO4
[b] 5H2O
Asked by Garima | 10 Feb, 2018, 06:27: PM
Expert Answer
1) CuSO4
Mass no. of Cu = 63.54
mass no. of S = 32
mass no. of O = 16
CuSO4 = (63.54) + 32 + (4 X 16)
= 159.54
2) 5H2O
mass of O = 16
mass of H = 1
5H2O = 5 [( 1 X 2 ) + 16]
= 5 X 18
= 90
Answered by Ramandeep | 10 Feb, 2018, 07:41: PM
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