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The density of neon will be highest at -
Option: 1
STP

Option: 2
$\mathrm{0^{\circ} \mathrm{C}, 2 ~atm}$

Option: 3
$273^{\circ} \mathrm{C}, 1 \mathrm{~atm}$

Option: 4
$273^{\circ} \mathrm{C}, 2 \mathrm{~atm}$

Answers (1)

best_answer

The ideal gas equation, $\mathrm{P V=n R T \Rightarrow \frac{\omega}{M} R T=P V}$
$\mathrm{ \Rightarrow P M =\left(\frac{\omega}{v}\right) R T=d R T }$
$\mathrm{ d =\frac{P M}{R T} }$
i.e. density will be greater at low temperature and high pressure

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Kuldeep Maurya

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