# A few sound problems

by Gauss177
Tags: sound
 P: 1,017 I think that's right. For the second part, $$v=\sqrt{\frac{\gamma RT}{M}}$$ The temperature should be in Kelvin. Since there is no change in the gas, $$\frac{\gamma R}{M}$$ are constant, and so the speed of sound varies with the square root of temperature. That should help you out.