Two Monoatomic Gases,helium and Neon,are Mixed in the Ratio of 2

question 35

Multiple Choice

Two monoatomic gases,helium and neon,are mixed in the ratio of 2 to 1 and are in thermal equilibrium at temperature T (the molar mass of neon = 5 $\times$ the molar mass of helium) .If the average kinetic energy of each helium atom is U,calculate the average energy of each neon atom.

• A)U
• B)0.5U
• C)2U
• D)5U
• E)U/5

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Definitions:

Standard Error

A measure of the statistical accuracy of an estimate, calculated from the standard deviation of a series of estimates.

Population Standard Deviation

A measure of the dispersion or spread of a set of data points in a population.

Standard Error

The standard deviation of the sampling distribution of a statistic, commonly used to measure the accuracy of a sample mean.