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ChemistryQ&A LibraryA student made measurements on some electrochemical cells and calculated three quantities:The standard reaction free energy AG. The equilibrium constant K at 25.0 °CThe cell potential under standard conditions E.His results are listed below.Unfortunately, the student may have made some mistakes. Examine his results carefully and tick the box next to the incorrect quantity in each row, if anyNote: If there is a mistake in a row, only one of the three quantities listed is wrong. Also, you may assume the number of significant digits in each quantitycorrect.Also note: for each cell, the number n of electrons transferred per redox reaction is 1calculated quantities(Check the box next to any that are wrong.)cellnAGKE145.20 x 101A84. kJ/mol0.87 V132.43 x 101B-72. kJ/mol0.75 V77.65 x 101C-45. kJ/mol0.47 V?XExplanationCheck2019 McGraw-Hill Education. All Rights Reserved. Terms of Also note: for each cell, the number n of electrons transferred per redox reaction iscalculated quantities(Check the box next to any that are wrong.)celln0EAG0K145.20 x 10184. kJ/mol0.87 V132.43 x 101B-72. kJ/mol-0.75 V77.65 x 10145. kJ/mol-0.47 V?ExplanationCheckXAC

A student made measurements on some electrochemical cells and calculated three quantities:The standard reaction free energy AG. The equilibrium constant K at 25.0 °CThe cell potential under standard conditions E.His results are listed below.Unfortunately, the student may have made some mistakes. Examine his results carefully and tick the box next to the incorrect quantity in each row, if anyNote: If there is a mistake in a row, only one of the three quantities listed is wrong. Also, you may assume the number of significant digits in each quantitycorrect.Also note: for each cell, the number n of electrons transferred per redox reaction is 1calculated quantities(Check the box next to any that are wrong.)cellnAGKE145.20 x 101A84. kJ/mol0.87 V132.43 x 101B-72. kJ/mol0.75 V77.65 x 101C-45. kJ/mol0.47 V?XExplanationCheck2019 McGraw-Hill Education. All Rights Reserved. Terms of Also note: for each cell, the number n of electrons transferred per redox reaction iscalculated quantities(Check the box next to any that are wrong.)celln0EAG0K145.20 x 10184. kJ/mol0.87 V132.43 x 101B-72. kJ/mol-0.75 V77.65 x 10145. kJ/mol-0.47 V?ExplanationCheckXAC

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Asked Nov 24, 2019
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Examine his results carefully and check the box next to the incorrect quantity in each row if any. 

A student made measurements on some electrochemical cells and calculated three quantities: The standard reaction free energy AG . The equilibrium constant K at 25.0 °C The cell potential under standard conditions E. His results are listed below. Unfortunately, the student may have made some mistakes. Examine his results carefully and tick the box next to the incorrect quantity in each row, if any Note: If there is a mistake in a row, only one of the three quantities listed is wrong. Also, you may assume the number of significant digits in each quantity correct. Also note: for each cell, the number n of electrons transferred per redox reaction is 1 calculated quantities (Check the box next to any that are wrong.) cell n AG K E 14 5.20 x 10 1 A 84. kJ/mol 0.87 V 13 2.43 x 10 1 B -72. kJ/mol 0.75 V 7 7.65 x 10 1 C -45. kJ/mol 0.47 V ? X Explanation Check 2019 McGraw-Hill Education. All Rights Reserved. Terms of
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A student made measurements on some electrochemical cells and calculated three quantities: The standard reaction free energy AG . The equilibrium constant K at 25.0 °C The cell potential under standard conditions E. His results are listed below. Unfortunately, the student may have made some mistakes. Examine his results carefully and tick the box next to the incorrect quantity in each row, if any Note: If there is a mistake in a row, only one of the three quantities listed is wrong. Also, you may assume the number of significant digits in each quantity correct. Also note: for each cell, the number n of electrons transferred per redox reaction is 1 calculated quantities (Check the box next to any that are wrong.) cell n AG K E 14 5.20 x 10 1 A 84. kJ/mol 0.87 V 13 2.43 x 10 1 B -72. kJ/mol 0.75 V 7 7.65 x 10 1 C -45. kJ/mol 0.47 V ? X Explanation Check 2019 McGraw-Hill Education. All Rights Reserved. Terms of

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Also note: for each cell, the number n of electrons transferred per redox reaction is calculated quantities (Check the box next to any that are wrong.) cell n 0 E AG0 K 14 5.20 x 10 1 84. kJ/mol 0.87 V 13 2.43 x 10 1 B -72. kJ/mol -0.75 V 7 7.65 x 10 1 45. kJ/mol -0.47 V ? Explanation Check X A C
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Also note: for each cell, the number n of electrons transferred per redox reaction is calculated quantities (Check the box next to any that are wrong.) cell n 0 E AG0 K 14 5.20 x 10 1 84. kJ/mol 0.87 V 13 2.43 x 10 1 B -72. kJ/mol -0.75 V 7 7.65 x 10 1 45. kJ/mol -0.47 V ? Explanation Check X A C

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Step 1
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Re lation betnren AG', k and E° is bollane AG-nfE col A6 RT u k E =RT ln k or o0592 legk

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Step 2
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For cell A a A 84. KIMol 520x l014 O 87V AC-RT Wu k -(314 Jol8 K) lu(S20x l0 --83994.4 Imol -84 kJ md Eru 0512 lo(20 ) Ecai o.Os92 o87 A is w Teveore, te value

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Step 3
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For cell 8: AG'- 72 KTol 2.43X113 -o15 V AL -RT lu K -314-Kol)(218-151) b(2-43l - +71199.0 J mol +72 KI mol" - 1 o. OS92 V va lue A The re for The is

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