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The expression of the most probable speed of gaseous molecules is

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a
3kBT/m
b
2kBT/m
c
8kBT/πm
d
3RT/M

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detailed solution

Correct option is B

The expression for the most probable speed of gaseous molecules is 2kBT/m

Where, m is the molar mass of the substance, expressed in kilograms, T is the temperature, kB is the kinetic energy of the molecule.

Hence, the correct option is B

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