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As per the ideal gas law, a sample 1.075 mol of N2 in a 1.430 L container at temperature of 267.6 Kelvin must exert a 16.51 atm of pressure. Calculated By what percent does the pressure (using the van der Waals' equation) differ from the ideal pressure? The value For N2 gas is given as , a = 1.390 L2atm/mol2 and b = 3.910E-2 L/mol.

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