On recrystallization, 20g of magnesium tetraoxosuphate (IV) forms 41 g of magnesium tetraoxosulphate (IV) crystals,
CHEMISTRY
JAMB 1997
On recrystallization, 20g of magnesium tetraoxosuphate (IV) forms 41 g of magnesium tetraoxosulphate (IV) crystals, MgSO4. yH2O. The value of y is? (Mg = 24, S = 32, O = 16, H = 1)
- A. 1
- B. 3
- C. 5
- D. 7
Correct Answer: D. 7
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