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Root-Mean-Square Velocity of Gases

21. Kinetic Theory of Ideal Gases / Root-Mean-Square Velocity of Gases / Problem 4

A sample of 15 nitrogen molecules has speeds ranging from 36 m/s, 37 m/s, 38 m/s, ....., and 50 m/s. Determine the i) average speed and ii) the root-mean-square speed of the nitrogen molecules in the sample.

A

(i) 43 m/s; (ii) 43.2 m/s

B

(i) 44 m/s; (ii) 44.2 m/s

C

(i) 42 m/s; (ii) 42.2 m/s

D

(i) 41 m/s; (ii) 41.2 m/s

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