Which of the following gases has the highest root mean square speed: F2, N2, Ar, Cl2, or Ne?

A 28 gram sample of which gas will have a dry volume of about 44.8 L at STP?: O3, N2, C3H8, Ar, or CO?

A 28 gram sample of which gas will have a dry volume of about 44.8 L at STP?: O3, N2, C3H8, Ar, or CO?

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