A helium atom falls in a vacuum. The mass of a helium atom is 6.64 x10-27 kg. (a) From what height must it fall so that its tran
slational kinetic energy at the bottom equals the average translational kinetic energy of a helium molecule at 300 K
1 answer:
Answer: The question is incomplete as some other details are missing. Here is the complete question ; A helium atom falls in a vacuum . The mass of a helium atom is 6.64 x 10-27 kg . (a) From what height must it fall so that its translational kinetic energy at the bottom equals the average translational kinetic energy of a helium molecule at 300 K? (b) At what temperature would the average speed of helium atoms equal the escape speed from the Earth, 1.12 x 104 m/s.
a) Height = 95.336Km
b) Temperature = 20118.87K
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