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(RAM are : Cu=63.55; S=32.06; O=16.00; H=1.00; Purity of CuSO4¡¤5H2O>99.5%)
1. CuSO4¡¤5H2O = CuSO4¡¤3H2O + 25H2O
1. Calculated % loss = 99.5 x 36.0/249.61 = 14.35%
2. CuSO4¡¤3H2O = CuSO4¡¤H2O + 2H2O
2. Calculated % loss = 99.5 x 36.0/249.61 = 14.35%
3. CuSO4¡¤H2O =CuSO + H2O
3. Calculated % loss = 99.5 x 18.0/249.61 = 7.17%
4. CuSO4 = CuO + SO2 + 1/2O2
4. Calculated % loss = (99.5 x 64.06/249.61) + (99.5 x 16.0/249.61) = 31.91%