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A student collects 500cm^3 of methane gas at STP. Determine the moles of gas present, the number of methane molecules and the mass of methane.
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A student collects 500cm^3 of methane gas at STP. Determine the moles of gas present, the number of methane molecules and the mass of methane.

User Tkachuko
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the number of moles of methane gas present is 0.0201 mol.

the mass of methane present is 0.323 g.

the number of methane molecules present is 1.21 x 10^22 molecules.
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