Which of the gases in the graph below has the largest molar mass?
A) A
B) B
C) C
D) D
E) There is not enough information to determine the answer.

Question

Which of the gases in the graph below has the largest molar mass? 
A) A 
B) B 
C) C 
D) D 
E) There is not enough information to determine the answer.

Quizplus · Accepted Answer

The gas with the highest molar mass will have the highest molecular weight and will therefore move the most slowly under the given conditions. From the graph, we can see that gas D has the slowest speed, which means it has the highest molar mass.

Which of the Gases in the Graph Below Has the Largest