14.37: A new element is discovered and named PhysicsB
+1ea(h kc vqtkly7+s2owlium (atomic symbol Phys). Its entry onto the standard periodic table of elements appears as in the figure (with Helium shown 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
svqe 2aklyh+t k1+7c( sample is at $20^{\circ}C$?