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anonymous

  • 5 years ago

The u_rms of H2 molecules at 273K is 1.84*10^3 m/s At what temperature is u_rms for H2 1.9 times greater than this value?

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  1. anonymous
    • 5 years ago
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    RMS velocity=sqrt(3RT/M). Apply the formula and get the answer.

  2. JFraser
    • 5 years ago
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    \[V{_R}{_M}{_S} = \sqrt{\frac{3RT}{MM}}\] It's asking for the temp at which the speed is roughly twice as fast (1.9x). Calculate the new V, rearrange and solve for the new T.

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