Many salts produce heat when dissolved in water andthe solution becomes warm, reflecting the fact that the Hterm is positive. In other cases the solution becomes quitecold and the enthalpy term is negative. What must be trueabout the Gibbs equation for these reactions to bespontaneous?

Chemistry
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Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
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Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Many salts produce heat when dissolved in water and
the solution becomes warm, reflecting the fact that the H
term is positive. In other cases the solution becomes quite
cold and the enthalpy term is negative. What must be true
about the Gibbs equation for these reactions to be
spontaneous?

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