Use the observations about each chemical reaction in the table below to decide the sign (positive or negative) of the reaction enthalpy AH and reaction entropy AS. Note: if you have not been given enough information to decide a sign, select the "unknown" option. reaction observations conclusions ΔΗ is v (pick one) A This reaction is endothermic. positive As is negative unknown ΔΗ is (pick one) e Crystallization of a pure compound is B spontaneous only below -11. °C. AS is (pick one) 8 ΔΗ is (pick one) 8 This reaction is spontaneous only above 125. °C. AS is (pick one) O

Use the observations about each chemical reaction in the table below to decide the sign (positive or negative) of the reaction enthalpy AH and reaction entropy AS. Note: if you have not been given enough information to decide a sign, select the "unknown" option. reaction observations conclusions ΔΗ is v (pick one) A This reaction is endothermic. positive As is negative unknown ΔΗ is (pick one) e Crystallization of a pure compound is B spontaneous only below -11. °C. AS is (pick one) 8 ΔΗ is (pick one) 8 This reaction is spontaneous only above 125. °C. AS is (pick one) O

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

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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