For N2:
Given:
V = 5.0 L
n = 0.22 mol
T = 298.0 K
use:
P * V = n*R*T
P * 5 L = 0.22 mol* 0.0821 atm.L/mol.K * 298 K
P = 1.08 atm
Answer: 1.08 atm
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