The equation for the speed of sound in a gas states that `v=sqrt(gammak_(B)T//m)`. Speed v is measured in m/s, `gamma` is a dimensionless constant, T is temperature in kelvin (K), and m is mass in kg. Find the SI units for the Boltzmann constant, `k_(B)` ?

Answer

`kg.m^(2).s^(-2).K^(-1)`