A) \[64.51\]
B) \[56.42\]
C) \[52.42\]
D) \[61.40\]
Correct Answer: A
Solution :
Number of moles of gas \[\text{=}\frac{\text{volume}\,\text{at}\,\text{NTP}}{\text{standard}\,\text{molar}\,\text{volume}}\text{=}\frac{\text{5}}{\text{22}\text{.4}}\] \[\therefore \] molecular weight \[=14.4\times \frac{22.4}{5}\] \[=64.512\]
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