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 A 15 C observations The reverse of this reaction is always spontaneous but proceeds faster at temperatures above 80. "C. Crystallization of a pure compound is spontaneous only below 22. "C This reaction is exothermic and proceeds slower at temperatures below 103. "C conclusions (pick one) (pick one) Al is (pick one) (pick one) (pick one) (pick one) All is AS is As is A is AS is
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 A 15 C observations The reverse of this reaction is always spontaneous but proceeds faster at temperatures above 80. "C. Crystallization of a pure compound is spontaneous only below 22. "C This reaction is exothermic and proceeds slower at temperatures below 103. "C conclusions (pick one) (pick one) Al is (pick one) (pick one) (pick one) (pick one) All is AS is As is A is AS is
Chapter17: Spontaneity, Entropy, And Free Energy
Section: Chapter Questions
Problem 4RQ: The free energy change, G, for a process at constant temperature and pressure is related to Suniv...
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