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A sample of methane gas collected at a pressure of 0.518 atm and a temperature of 301 K is found to occupy a volume of

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A sample of methane gas collected at a pressure of 0.518 atm and a temperature of 301 K is found to occupy a volume of 671 milliliters. How many moles of CH4 gas are in the sample? mol 1.01 mol sample of helium gas at a temperature of 10.0 C is found to occupy a volume of 28.6 liters. The pressure of this gas sample is mm Hg

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