Heat and Thermodynamics 4 Question 4
4. A volume cylinder is filled with 1 mole of gas at room temperature . The molecular diameter of and its root mean square speed are found to be and , respectively. What is the average collision rate (per second) for an molecule?
(2019 Main, 10 April I)
(a)
(b)
(c)
(d)
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Solution:
- Given,
Volume,
Root mean square velocity of a gas molecule of
Radius,
Now, average time,