If the absolute temperature of a gas is doubled, what happens to the root-mean-square speed of the molecules?
a) nothing
b)the new rms speed is 4 times the original rms speed
c)the new rms speed is 2 times the original rms speed
d) the new rms speed is 1.414 times the original rms speed
e) the new rms speed is 1/2 times the original rms speed