A metal M forms the sulphate M2(SO4)3. A...

A metal M forms the sulphate `M_2(SO_4)_3. A0.596` gram sample of the sulphate reacts with excess `BaCI_2` to given `1.220g BaSO_4`. What is the atomic mass of M? (Atomic mass : `S=32, Ba=137.3`)

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