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### Question Asked by a Student from EXXAMM.com Team

** Q 2607891788. ** 2 moles of Ne gas and 5 moles of He gas, both samples having average velocity `7 xx 10^2` m/s, are mixed. Find the average translational kinetic energy per mole of the given gas mixture (in joules). Report your answer as 'X' where X = (Average translational KE in joules) x 0.002. The reported answer should be upto nearest integer.