Which of the following gases has the highest average speed at 400K?
#A. NO_2#
#B. O_2#
#C. F_2#
#D. Cl_2#
According to my answer sheet, the correct answer is #A# , but I don't understand why. From my understanding, shouldn't the gas with the lowest molar mass have the highest speed?
According to my answer sheet, the correct answer is
1 Answer
Dec 17, 2017
Explanation:
Just as you stated, the gas with the lowest molar mass should have the highest speed, and