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Chemistry
What is the density of N2 gas at 227°C and 5.00 atm. pressure ? (R = 0.082 L Atm K-1 mol-1)
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Q. What is the density of $N_2$ gas at $227°C$ and 5.00 atm. pressure ? (R = 0.082 L Atm $K^{-1} mol^{-1}$)
NEET
NEET 2013
States of Matter
A
1.40 g/mL
9%
B
2.81 g/mL
18%
C
3.41 g/mL
59%
D
0.29 g/mL
14%
Solution:
Given,
$P = 5 a t m$
$T = 5 0 0 K$
$M = 2 8 g / m o l$
We know,
$\rho=\frac{ P M }{ R T }$
$\rho=\frac{5 \times 28}{0.0821 \times 500}$
$\rho=3.41 g / ml$