If a chemical reaction has a negative AH and a positive AS, then a. it will be spontaneous at low temperatures and non-spontaneous at high temperatures O b. it will be spontaneous at high temperatures and non-spontaneous at low temperatures O c. it will be spontaneous at all temperatures. O d. the absolute entropy of the reactants will be less than 0 O e. it will be non-spontaneous at all temperatures.

If a chemical reaction has a negative AH and a positive AS, then a. it will be spontaneous at low temperatures and non-spontaneous at high temperatures O b. it will be spontaneous at high temperatures and non-spontaneous at low temperatures O c. it will be spontaneous at all temperatures. O d. the absolute entropy of the reactants will be less than 0 O e. it will be non-spontaneous at all temperatures.

Chemistry for Engineering Students

4th Edition

ISBN:9781337398909

Author:Lawrence S. Brown, Tom Holme

Publisher:Lawrence S. Brown, Tom Holme

Chapter10: Entropy And The Second Law Of Thermodynamics

Section: Chapter Questions

Problem 10.50PAE: For the reaction NO(g)+NO2(g)N2O3(g) , use tabulated thermodynamic data to calculate H and S. Then...

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Question

If a chemical reaction has a negative AH and a positive AS, then
O a. it will be spontaneous at low temperatures and non-spontaneous at high temperatures
O b.
it will be spontaneous at high temperatures and non-spontaneous at low temperatures
O c. it will be spontaneous at all temperatures.
O d.
the absolute entropy of the reactants will be less than 0
O e. it will be non-spontaneous at all temperatures.

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