Question 19The mean free path of an oxygen molecule is 2.0 x 10-m, when the gas is at a pressure of 120 Paand a temperature of 275 K. The atomic mass of oxygen is 16.0 g/mol. Calculate the radius of anoxygen molecule(1) 0.22 nm.(2) 0.10 nm.(3) 0.30 nm.(4) 1.2nm(5) None of the above.A heat engine that contains a monoatomic gas is given by the following pV diagram.Questions (19) to (30) are based on this information.180 K isothermp(kPa),20100++300 V (dm")100200Question 20The number of moles in the gas is ( round off your answer to two digits)a. 0.016 molesb. 2.34 molesc. 1.34 molesd. 5.0 molese. None of the above.

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Answered: Question 19 The mean free path of an…

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