Carbon dioxide ( ) has a particular root-mean-square speed at 600 K

CHEMISTRY · Subjective · AoPS · Mathematics · More Variables · Equations

Problem

Carbon dioxide (

M = 44.0\,\text{g mol}^{-1}

) has a particular root-mean-square speed at 600 K. Determine the molar mass of a gas that would have the same root-mean-square speed at 300 K.