At which temperature the r.m.s. velocity of a hydrogen molecule equal to that of an oxygen molecule at $47^{\circ} \mathrm{C}$ ?
Solution
<p>$$\begin{aligned}
& \sqrt{\frac{3 R T}{2}}=\sqrt{\frac{3 R(320)}{32}} \\
& T=\frac{320}{16}=20 \mathrm{~K}
\end{aligned}$$</p>
About this question
Subject: Physics · Chapter: Thermodynamics · Topic: Zeroth and First Law
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