H2P-647
Mean kinetic energy and temperature
H2 Physics · JC 2 · Medium · Mean kinetic energy and temperature
A mixture of two ideal monatomic gases A and B is at temperature 400 K. The mass of a molecule of A is four times that of a molecule of B. What is the ratio (root-mean-square speed of A) / (root-mean-square speed of B)?
- 0.25
- 0.50
- 2.0
- 4.0
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