At , the root mean square speed of a gas (molar mass= ) is equal to the most probable…

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

Problem

400 \text{ K}

, the root mean square speed of a gas (molar mass=

40

) is equal to the most probable speed of gas

y

60 \text{ K}

. The molar mass of the gas

y

is .... (IIT 2009)