The root mean square speed of the molecules of diatomic gas is at temperature

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

Problem

The root mean square speed of the molecules of diatomic gas is

u

at temperature

T

. On increasing the temperature to

2T

, the molecules are dissociated. At this time

u_{rms}

of the atoms is

au

. The value of

a

is ....