Problem: Consider the following gases, all at STP: Ne, SF6, N2, CH4.Which one would effuse more rapidly than N2?

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 We are asked which one would effuse more rapidly than N2.

The average speed is inversely proportional to the molar mass of gas: a larger molar mass results in a lower average speed.


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Problem Details

Consider the following gases, all at STP: Ne, SF6, N2, CH4.

Which one would effuse more rapidly than N2?

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