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Bhanupriya Raj
Asked: 2022-10-29T01:13:27+05:30 In:

Two flasks `A` and `B` of equal volume containing equal masses of `H_(2)` and `CH_(4)` gases are at `100 K` and `200 K` temperature, respectively. Which of the following is true about the total `KE` (Kinetic energy)?
A. Total `KE` of `H_(2)` is four times that of `CH_(4)`.
B. Total `KE` of `CH_(4)` is four times that of `H_(2)`.
C. Total `KE` of `H_(2)` is two times that of `CH_(4)`.
D. Total `KE` of `CH_(4)` is two times that of `H_(2)`.

Two flasks `A` and `B` of equal volume containing equal masses of `H_(2)` and `CH_(4)` gases are at `100 K` and `200 K` temperature, respectively. Which of the following is true about the total `KE` (Kinetic energy)?
A. Total `KE` of `H_(2)` is four times that of `CH_(4)`.
B. Total `KE` of `CH_(4)` is four times that of `H_(2)`.
C. Total `KE` of `H_(2)` is two times that of `CH_(4)`.
D. Total `KE` of `CH_(4)` is two times that of `H_(2)`.
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  1. Total `KE=Koverline(E)(per mole)xxNumber of molecules`
    Total `KE_(A)=(3)/(2)KT_(A)N_(A)`
    `n_(A)=(m)/(2)`, `n_(B)=(m)/(16) :. (n_(A))/(n_(B))=8`
    `:. (Total KE_(A))/(Total KE_(B))=(T_(A)N_(A))/(T_(B)N_(B))=(1)/(2)xx8=4`

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