Van der Waals Equation Video Lessons

Concept

# Problem: The table below shows that the van der Waals b parameter has units of L/mol.Van der Waals Constants for Gas MoleculesSubstancea(L2-atm/mol2)b(L/mol)He0.03410.02370Ne0.2110.0171Ar1.340.0322Kr2.320.0398Xe4.190.0510H20.2440.0266N21.390.0391O21.360.0318F21.060.0290Cl26.490.0562H2O5.460.0305NH34.170.0371CH42.250.0428CO23.590.0427CCl420.40.1383This means that we can calculate the sizes of atoms or molecules from the b parameter. Refer back to the discussion in Section 7.3 in the textbook.Explain.

###### FREE Expert Solution

From section 7.3 in the textbook, the nonbonding or van der Waals radius is half of the

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###### Problem Details

The table below shows that the van der Waals b parameter has units of L/mol.

 Van der Waals Constants for Gas Molecules Substance a(L2-atm/mol2) b(L/mol) He 0.0341 0.02370 Ne 0.211 0.0171 Ar 1.34 0.0322 Kr 2.32 0.0398 Xe 4.19 0.0510 H2 0.244 0.0266 N2 1.39 0.0391 O2 1.36 0.0318 F2 1.06 0.0290 Cl2 6.49 0.0562 H2O 5.46 0.0305 NH3 4.17 0.0371 CH4 2.25 0.0428 CO2 3.59 0.0427 CCl4 20.4 0.1383

This means that we can calculate the sizes of atoms or molecules from the b parameter. Refer back to the discussion in Section 7.3 in the textbook.

Explain.