Calculate the energy necessary to boil 100.0 g carbon disulfide, CS₂, at its normal boiling point.

Strategy

Determine the number of moles of carbon disulfide; then use the enthalpy of vaporization from Table 11.3 as a conversion factor to determine the energy needed.

Table 11.3

Transcribed Image Text:

TABLE 11.3 Boiling Points and Enthalpies of Vaporization of Selected Substances Substance Argon Hydrogen chloride Carbon dioxide Butane Carbon disulfide Water Boiling Point (C) -185.7 -83.7 -78.3 -0.6 46.3 100.0 AHvap (kJ/mol) 6.1 15.1 16.1 22.3 26.9 44.0