21. Kinetic Theory of Ideal Gases
Root-Mean-Square Velocity of Gases
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ANSWERS OPTIONS
A
0.593 mm/s
B
22.4 mm/s
C
19.9 mm/s
D
24.4 mm/s
Brownian motion refers to the random motion of particles as they collide with fluid particles. A dust particle of mass 2.15 × 10-17 kg is suspended in air whose temperature is 308 K. Determine the root mean square speed of its Brownian motion.