The Average Speeds V and Molecular Diameters D of Five

question 61

Multiple Choice

The average speeds v and molecular diameters d of five ideal gases are given below.The number of molecules per unit volume is the same for all of them.For which is the collision rate the greatest?

• A)v = v₀ and d = d₀
• B)v = 2v₀ and d = d₀/2
• C)v = 3v₀ and d = d₀
• D)v = v₀ and d = 2d₀
• E)v = 4v₀ and d = d₀/2

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