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When dissolved in dilute H(2)SO(4), 0.27...

When dissolved in dilute `H_(2)SO_(4), 0.275 g` of metal evolved `119.7 mL` of `H_(2)` at `20^(@)C` and `780.4 mm` pressure. `H_(2)` was collected over water. Aqueous tension is `17.4` mm at `20^(@)C`. Calculate equivalent weight of metal.

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