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With thermodynamics, one CANNOT determine...

a) the speed of a reaction
b) the direction of a reaction
c) the extent of a reaction
d) in which direction a reaction will be spontaneous
e) the temperature at which a reaction will be spontaneous.

I was thinking its either gotta be (a) or (c) but I can't make a decision.

2007-04-30 10:45:03 · 5 answers · asked by Anonymous in Science & Mathematics Chemistry

5 answers

thermodynamics is separate from kinetics
kinetics is the speed of a reaction so A is not to be determined by thermodynamics.
Using the thermodynamic equation,
delta G = -R T * ln(K)
K is the equilibrium constant which would allow one to estimate the extent of a reaction

2007-04-30 10:54:03 · answer #1 · answered by merz_drm 2 · 1 0

Thermodynamics has nothing to do with the speed of a reaction!

2007-04-30 17:53:51 · answer #2 · answered by Gervald F 7 · 2 0

the speed of a reaction cannot be determined by thermodynamics.
all other propositions are correct.

2007-05-03 06:13:37 · answer #3 · answered by thermodynamics wizzard 1 · 0 0

Gervald meant to say a) I voted for his answer. Award him 10 points.

2007-04-30 17:58:15 · answer #4 · answered by steve_geo1 7 · 0 0

Of (a) or (c), i'd pick (a), as (c) can be determined by the limiting reagent.

2007-04-30 17:53:19 · answer #5 · answered by blahisme02 1 · 0 0

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