The rms speed of the molecules of a gas is 200 m/s at a temperature 300 K. What is the mass of the individual molecules?
A) 2.13 × 10-25 kg
B) 2.45 × 10-25 kg
C) 5.66 × 10-25 kg
D) 1.78 × 10-25 kg
E) 3.11 × 10-25 kg
Correct Answer:
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