The rms velocity of the molecules in a sample of helium is 57th of that of the molecules in a sample of hydrogen. If the temperature of hydrogen gas is 0 °C , the temperature of the helium sample is nearly equal to
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The rms velocity of the molecules in a sample of helium is 57th of that of the molecules in a sample of hydrogen. If the temperature of hydrogen gas is 0 °C , the temperature of the helium sample is nearly equal to