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A Gas Mixture, with a Total Pressure of 300

Question 44

Multiple Choice

A gas mixture, with a total pressure of 300. torr, consists of equal masses of Ne (atomic weight 20.) and Ar (atomic weight 40.) . What is the partial pressure of Ar, in torr?


A) 75 torr
B) 100. torr
C) 150. torr
D) 200. torr
E) None of these choices is correct.

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