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0.3 g of a metal reacts with dilute acid...

0.3 g of a metal reacts with dilute acid and produce 110 mL of `H_(2)` which is collected above water at `17^(@)C` temperature and 755 mm Hg pressure. Find equivalent mass of the metal. [pressure of water vapour at `17^(@)C=14.4mmHg`].

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