1.

If the universal gas constant is 8.3 joule mol^(-1) K^(-1) and the Avogadro's number is 6 xx 10^(23). The mean kinetic energy of the oxygen molecules at 327^(@)C will be :

Answer»

`415 XX 10^(23)` joule
`2490 xx 10^(-22)` joule
`1245 xx 10^(-23)` joule
`830 xx 10^(-22)` joule

Answer :C


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