University of Wisconsin, W a search 2478013 saplinglearning.com Resources 5/8/20

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University of Wisconsin, W a search 2478013 saplinglearning.com Resources 5/8/2016 11:00 PM A 54.5/100 4/30/2016 05:27 PM Gradebook Assignment Information Score Print Periodic Table Calculator Available From 4/20/2016 06:00 PM 00 Question 8 of 24 incorrect 5/8/2016 11:00 PM Due Date: Map 00 General Chemistry Points Possible 00 Donald McQ Peter A. Rock Ethan Gallogly nted by Sapling Grade Category: Graded 00 Calculate the standard entropy, AS, of the following reaction at 25.0 °C using the data in this table. The standard enthalpy of the reaction, AHor is -633.1 kJ- mol Description 00 Policies: Homework You can check your answers Number 95 You can view solutions when you complete or give 429.3 AS J. K mo up on any question. 67 You can keep trying to answer each question until Then, calculate the standard Gibbs free energy of the reaction, AGOrxn 00 you get it right or give up. Incorrect Number To calculate AG use the following equation 50 You lose 5% of the points available to each answer where Tis the temperature in kelvins. in your question for each incorrect attempt at that AG 548.1 kJ mol 00 answer AG. AHL TAS. Finally, determine which direction the reaction is spontaneous as written at 25.0 °C and standard pressure. 00 O Help With This Topic O forward 00 Web Help &Videos; reverse 98 both o Technical Support and Bug Reports neither 00 Previous Give Up & View Solution Try Again Next Exit 33 mg, Inc about us erms of use help partners Contact us careers privacy policy

Explanation / Answer

dSorxn = So product - So reactant

dSorxn = 172.8 - 3*200.8 J/mol K= -429.6 J/mol K

dG = -633100 J/mol - (298 * -429.6 J/mol K) = -505.079 kJ/mol

reaction spontaneous forward

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