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Molecular mass of sulphurous acid (in g/mol) is 

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Molecular mass of sulphurous acid (in g/mol) is 

(a) 96.04 

(b) 98.07 

(c) 87.06 

(d) 82.07

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(d) 82.07

The molecular mass of sulphurous acid

(H2SO3) = (1.01 x 2) + 32.06 + (16 x 3)

= 82.07 g/mol

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