Question
Calculate t he heat (in kJ) required to transform 66.00 g of carbon disulfide from a solid at a temperature of -11.5 C to a
Calculate t he heat (in kJ) required to transform 66.00 g of carbon disulfide from a solid at a temperature of -11.5 C to a gas at 64 C. Report your answer to one decimal place.
Data: Molar mass of carbon disulfide, CS 2 = 76.143 g/mol
Melting point = -11.5 C
Boiling point = 46C.
Enthalpy of fusion = 4.40 kJ/mol
Enthalpy of vaporization = 26.74 kJ/mol.
Molar heat capacity of the liquid phase = 76.4 J/mol K
Molar heat capacity of the gas phase= 45.4 J/mol K.
6. Make a plot of the heat transfer and temperature change for the system described in Question 5. Plot the temperature on the y axis and the heat added on the x-axis. Label the parts of the graph (solid melts, liquid is heated, etc.) Your graph will resemble Figure 11.39 in Tro, Fridgen and Shaw.
Please do both questions
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