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Compare the average molar kinetic energi...

Compare the average molar kinetic energies of He and Ar at 300 K

A

`K.E_((He))gtK.E_((Ar))`

B

Cannot be compared

C

`K.E_((He))=K.E_((Ar))`

D

`K.E_((He))gt1/2K.E_((Ar))`

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