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2.0 g of H(2) gas is adsrobed on 2.5 g o...

2.0 g of `H_(2)` gas is adsrobed on 2.5 g of platinum powder at 300 K and 1 bar pressure . The volume of the gas adsorbed per gram of the adsorbent is ______mL.
(Given : `R = 0.083 ` L bar `K^(-1) mol^(-1)` )

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