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a. Consider the data below for the reaction   H2O(l)  ⇌  H2O(g)  .                             Plot a graph and determine ΔH and ΔS for the reaction.  Describe how they influence the spontaneity of the reaction as a function of temperature.                  T (°C)                  P (torr)                 0.0                         4.579               10.0                        9.209               20.0                      17.53               25.0                      23.76               30.0                      31.82               40.0                      55.32               60.0                    149.4               70.0                    233.7               90.0                    525.8         Explain how the boiling point temperature of H2O(l)  (at sea level) can be accurately determined from the data in a.?         c.       For the reaction in a., ΔE is less than ΔH.  Explain.

a. Consider the data below for the reaction   H2O(l)  ⇌  H2O(g)  .                             Plot a graph and determine ΔH and ΔS for the reaction.  Describe how they influence the spontaneity of the reaction as a function of temperature.                  T (°C)                  P (torr)                 0.0                         4.579               10.0                        9.209               20.0                      17.53               25.0                      23.76               30.0                      31.82               40.0                      55.32               60.0                    149.4               70.0                    233.7               90.0                    525.8         Explain how the boiling point temperature of H2O(l)  (at sea level) can be accurately determined from the data in a.?         c.       For the reaction in a., ΔE is less than ΔH.  Explain.

General Chemistry - Standalone book (MindTap Course List)
General Chemistry - Standalone book (MindTap Course List)
11th Edition
ISBN:9781305580343
Author:Steven D. Gammon, Ebbing, Darrell Ebbing, Steven D., Darrell; Gammon, Darrell Ebbing; Steven D. Gammon, Darrell D.; Gammon, Ebbing; Steven D. Gammon; Darrell
Publisher:Steven D. Gammon, Ebbing, Darrell Ebbing, Steven D., Darrell; Gammon, Darrell Ebbing; Steven D. Gammon, Darrell D.; Gammon, Ebbing; Steven D. Gammon; Darrell
Chapter18: Thermodynamics And Equilibrium
Section: Chapter Questions
Problem 18.63QP: Use data given in Tables 6.2 and 18.1 to obtain the value of Kp at 1000C for the reaction...
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  1. a. Consider the data below for the reaction   H2O(l)  ⇌  H2O(g)  .

             

              Plot a graph and determine ΔH and ΔS for the reaction.  Describe how they influence the spontaneity of the reaction as a function of temperature.   

              T (°C)                  P (torr)

                0.0                         4.579

              10.0                        9.209

              20.0                      17.53

              25.0                      23.76

              30.0                      31.82

              40.0                      55.32

              60.0                    149.4

              70.0                    233.7

              90.0                    525.8

 

 

 

 

  1. Explain how the boiling point temperature of H2O(l)  (at sea level) can be accurately determined from the data in a.?

 

 

    c.       For the reaction in a., ΔE is less than ΔH.  Explain.        

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