Question

The ratio between RMS velocities of HE at 100k and CH4 at 400k

Answer 1

Answer:

1:1

Explanation:

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Answer 2

Answer:

Explanation:

We know rms velocity of a gas molecule is ✓(3RT/M),where R is universal gas constant,T is temperature in Kelvin,M is molecular mass.

So, velocity (rms) is proportional to ✓(T/M)

Hence,ratio is ✓(100/4)/(400/16)=1/1

So,both have same rms velocities.