1.

In an experiment during the analysis of a carbon compound , 145 I of H_(2) was collected at 760 mm Hg pressure and 27^(@)C temperature. The mass of H_(2) is nearly

Answer»

10g
12g
24g
6g

Solution :`PV = nRT, N=(PV)/(RT)=(1xx145)/(0.082 XX 300)=5.8 ~~6` MOLE


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