Rank the average molecular speeds of the following three samples from greatest to…

CHEMISTRY · Subjective · AP · Chemistry · Properties of Substances and Mixtures · Properties of Substances and Mixtures

Problem

Rank the average molecular speeds of the following three samples from greatest to least and provide one brief justification for your order: (i)

\text{H}_2(g)

at 200 K (ii)

\text{N}_2(g)

at 200 K (iii)

\text{H}_2(g)

at 400 K