Using the conditions of spontaneity to deduce the signs of AH and AS 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 A This reaction is endothermic and proceeds faster at temperatures above 70. °C. AS is ✓ (pick one) positive negative unknown B This reaction is spontaneous except below 69. °C but proceeds at a slower rate below 92. °C. ΔΗ is \PICK O AS is (pick one) ΔΗ is (pick one) C The reaction is never spontaneous. AS is (pick one) ☑ 000 18 Ar

Using the conditions of spontaneity to deduce the signs of AH and AS 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 A This reaction is endothermic and proceeds faster at temperatures above 70. °C. AS is ✓ (pick one) positive negative unknown B This reaction is spontaneous except below 69. °C but proceeds at a slower rate below 92. °C. ΔΗ is \PICK O AS is (pick one) ΔΗ is (pick one) C The reaction is never spontaneous. AS is (pick one) ☑ 000 18 Ar

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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choose the correct option for each reaction