Write Chemical formula and find molecular masses of following compounds. (a) Aluminium sulphate (b) Ferrous Sulphate
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(a)chemical formula= Al2(SO4)3
The molecular mass of Aluminum Sulphate
= 2×27 + 3(32 + 4×16)
=342 g/mol.
(b)chemical formula= FeSO4
The molecular mass of Ferrous Sulphate
= 55+32+(4×16)
=151 g/mol.
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