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

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

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

Quizplus · Accepted Answer

The smaller the molar mass of a gas, the faster it will diffuse. From the graph, we can see that gas A diffuses the fastest, which means it has the smallest molar mass.

Which of the Gases in the Graph Below Has the Smallest