Two Ideal Monatomic Gases Are in Thermal Equilibrium with Each

question 82

Multiple Choice

Two ideal monatomic gases are in thermal equilibrium with each other.Gas A is composed of molecules with mass m while gas B is composed of molecules with mass 4m.The ratio of the average molecular speeds v_A/v_B is:

• A)1/4
• B)1/2
• C)1
• D)2
• E)4

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