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  • Geraniol, a volatile organic compound, is a componenet of rose oil. The density of the vapour is<img alt="\mathrm{0.46 \; \mathrm{gL}^{-1} \text { at } 257^{\circ} \mathrm{C} \text { and } 100 \mat

Geraniol, a volatile organic compound, is a componenet of rose oil. The density of the vapour is\mathrm{0.46 \; \mathrm{gL}^{-1} \text { at } 257^{\circ} \mathrm{C} \text { and } 100 \mathrm{~mm} \; \mathrm{Hg}}.  The molar mass of geraniol is __________\mathrm{\mathrm{g} \mathrm{mol}{ }^{-1}}. (Nearest Integer)

\text { [Given : } \mathrm{R}=0.082 \mathrm{~L} \text { atm } \mathrm{K}^{-1} \mathrm{~mol}^{-1} \text { ] }

Option: 1

152


Option: 2

-


Option: 3

-


Option: 4

-


Answers (1)

best_answer

As we have learnt ,

\mathrm{P=\frac{d R T}{M_{0}}}\\

\mathrm{\Rightarrow \frac{100}{760}=\frac{0.46 \times 0.082 \times 530}{M_{0}}}\\

\mathrm{\Rightarrow \quad M_{0}=151.9 \simeq 152 .}

Hence correct answer is 152

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