Multiple Choice
What is the mean free path of molecules in an ideal gas in which the mean collision time is 3.00 × 10-10 s,the temperature is 300 K,and the mass of the molecules is 6.00 × 10-25 kg? Assume that the molecules are moving at their root-mean-square speeds.The Boltzmann constant is 1.38 × 10-23 J/K.
A) 7.22 × 10-8 m
B) 4.32 × 10-8 m
C) 9.19 × 10-8 m
D) 1.39 × 10-8 m
E) 6.71 × 10-8 m
Correct Answer:
Verified
Correct Answer:
Verified
Q3: An ideal gas is kept in a
Q11: As a result of any natural process,the
Q13: The root-mean-square speed (thermal speed)for a certain
Q14: What is the average kinetic energy of
Q22: Assuming the radius of diatomic molecules is
Q34: An ice cube at 0°C is placed
Q47: A mole of oxygen (O<sub>2</sub>)molecules and a
Q49: The average molecular kinetic energy of a
Q50: The root-mean-square speed (thermal speed)of a certain
Q52: The root-mean-square speed (thermal speed)of the molecules