14.37: A new element is discovered and named PhysicsB
vwx o d,6 hckiqkeq5 ,0vp5x-;owlium (atomic symbol Phys). Its entry onto the standard periodic table of elements appears as in the figure (with Helium sh
hx5 eq0x,d -qwpc5v,ki6kv o;own as well). Given a sample of Phys which acts as a perfect monatomic ideal gas, what is the root-mean-square speed of the atoms of the gas if the sample is at $20^{\circ}C$?