At a given temperature, an unknown gas takes 10.0 minutes to travel the distance helium gas travels in 1.66 minutes.What is the approximate molar mass of the unknown gas?
A) 24.1 g/mol
B) 68.9 g/mol
C) 241 g/mol
D) 36.3 g/mol
E) 145 g/mol
Correct Answer:
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