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The vapor pressure of ethanol at 45C is 0.227 atm: C 2 H 5 OH (l) C 2 H 5 OH (g) a) Calculate the value of K p at 45C. b) The value of K p is 0.

1.      The vapor pressure of ethanol at 45˚C is 0.227 atm: 

C2H5OH (l)  C2H5OH (g)

 

a)      Calculate the value of Kp at 45˚C.

 

 

 

b)     The value of Kp is 0.103 at 45˚C; does this mean that ΔH° for this reaction is positive or negative?

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a) K p = 0.227 atm b) ΔH° for... View the full answer

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PART (a): Kp = 0.227 PART (b): The positive or... View the full answer

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