dspaznikki2016 dspaznikki2016

30-11-2016
Chemistry

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a sample of gas with a mass of 1.70 g occupies a volume of 961 ml at a pressure of 728 torr and a temperature of 21°C. what is the molar mass of the gas?

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terryhall terryhall

06-12-2016

n = PV / RT = 733 torr *0.961 L / 62.363 L torr K^-1 mol^-1 * 294 K = 0.038419617 mol

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