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Ideal Gas Equation

E 0 and E h r...

Question

$E_{0}$ and $E_{h}$ respectively represent the average kinetic energy of a molecule of oxygen and hydrogen. If the two gases are at the same temperature, which of the following statements is true?

A

E₀> E_h

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B

E₀ = E_h

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C

E₀ < E_h

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D

Nothing can be said about the magnitude of E₀and E_has the information given is Insufficient

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Solution

The correct option is B
E₀ = E_h

The average kinetic energy of molecule = $\frac{3}{2} k T$ which is independent of the molecular mass. Hence the correct choice is (b)

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