A chemist wishes to determineAG for the reaction shown below:3NO(g) =- N,0(g) +NO,(g)One way to find an unknown A Gvalue is to add together other reactions with known AG values to give the desired reaction. Which one of thefollowing reactions must be reversed so that, when added together, AG° for the overall reaction of NO to form N20 and NO2 can be calculated?1st attemptSee Periodic TableWhich reaction(s) will need to be reversed when adding them together to calculate AGrxn for this following overall reaction?3NO(g) = N,0(g) +NO,(g)Choose one or more:O 2N,0(g) = 2NO(g) +N,(g) AG° = - 33.8 kJO 2NO(g) +0,(g) := 2NO, (g) AG° = - 69.7 kJO N2(g) +O,(g)= 2NO(g) AG° = 173.2 kJ

The standard Gibbs free energy change is the energy change that occurs during the course of reaction…

Which reaction(s) will need to be reversed when adding them together to calculate AG°xn for this following overall reaction? 3NO(g) = N,0(g)+NO,(g) Choose one or more: O 2N,0(g) O 2NO(g) +0,(g) = O N;(g) +O,(g) : 2NO(g) +N,(g) AG° = - 33.8 kJ 2NO, (g) AG° = - 69.7 kJ 2 2NO(g) AG° = 173.2 kJ

Which reaction(s) will need to be reversed when adding them together to calculate AG°xn for this following overall reaction? 3NO(g) = N,0(g)+NO,(g) Choose one or more: O 2N,0(g) O 2NO(g) +0,(g) = O N;(g) +O,(g) : 2NO(g) +N,(g) AG° = - 33.8 kJ 2NO, (g) AG° = - 69.7 kJ 2 2NO(g) AG° = 173.2 kJ

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

Chapter6: Thermochemistry

Section: Chapter Questions

Problem 24Q: The combustion of methane can be represented as follows: a. Use the information given above to...

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Question

A chemist wishes to determineAG for the reaction shown below:
3NO(g) =
- N,0(g) +NO,(g)
One way to find an unknown A Gvalue is to add together other reactions with known AG values to give the desired reaction. Which one of the
following reactions must be reversed so that, when added together, AG° for the overall reaction of NO to form N20 and NO2 can be calculated?
1st attempt
See Periodic Table
Which reaction(s) will need to be reversed when adding them together to calculate AGrxn for this following overall reaction?
3NO(g) = N,0(g) +NO,(g)
Choose one or more:
O 2N,0(g) = 2NO(g) +N,(g) AG° = - 33.8 kJ
O 2NO(g) +0,(g) :
= 2NO, (g) AG° = - 69.7 kJ
O N2(g) +O,(g)= 2NO(g) AG° = 173.2 kJ

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