Helium is a monatomic gas with density at a pressure of of mercury and a temperature of

PHYSICS · Subjective · CBSE · Physics · Kinetic Theory · Kinetic Theory

Problem

Helium is a monatomic gas with density

0.179\,\text{kg/m}^3

at a pressure of

76\,\text{cm}

of mercury and a temperature of

0^\circ\text{C}

. Find the speed of compressional waves (sound) in helium at this temperature and pressure.