A) STP
B) \[{{0}^{o}}C,\]2 atm
C) \[{{273}^{o}}C,\]1 atm
D) \[{{273}^{o}}C,\]2 atm
Correct Answer: B
Solution :
\[PV=nRT=\frac{w}{M}RT\] \[PM=\left( \frac{w}{V} \right)RT=dRT\] \[d=\frac{PM}{RT}\] (where d = density) i.e. density will be greater at low temperature and high pressure.
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