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Problem 18.41 For oxygen gas, the van der Waals equation of state achieves its best fit...

Problem 18.41

For oxygen gas, the van der Waals equation of state achieves its best fit for a=0.14N⋅m4/mol2 and b=3.2×10−5m3/mol.

Part A

Determine the pressure in 1.7 mol of the gas at 9 ∘C if its volume is 0.50 L , calculated using the van der Waals equation.

Express your answer using two significant figures.

Part B

Determine the pressure in 1.7 mol of the gas at 9 ∘C if its volume is 0.50 L , calculated using the ideal gas law.

Express your answer using two significant figures.

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