[问答题]
Show that for a mixture of two gases at the sa-sc - i8usl*c9v :mdyame temperature, t67kc3 /3 qsf)zu houg-cxg0b che ratio of their rms speeds is equal to the inverse ratio of the square roots of their molecular massess6cb kh-cc gzof3gu/ 70x3q)u.