The vapor pressure of nitrogen at several different temperatures is shown below.

Temperature (K) Pressure (Torr)

65 130.5

70 289.5

75 570.8

80 1028

85 1718

1. Use the data to determine the heat of vaporization of nitrogen in kJ/mol.

2.Determine the normal boiling point of nitrogen in Kelvin.

Temperature (K) Pressure (Torr)

65 130.5

70 289.5

75 570.8

80 1028

85 1718

1. Use the data to determine the heat of vaporization of nitrogen in kJ/mol.

2.Determine the normal boiling point of nitrogen in Kelvin.

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