A) 1.128
B) 1.224
C) 1.0
D) 1.112
Correct Answer: A
Solution :
Average speed: most probable speed \[\sqrt{\frac{8RT}{\pi M}}\,\,:\,\,\sqrt{\frac{2RT}{M}}\] Þ \[\sqrt{\frac{8}{\pi }}\,\,:\,\,\sqrt{2}\] Þ 1.128 : 1.
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