4.32) Certain bacteria in soil obtain the necessary energy for growth by oxidizing nitrite to nitrate: 2NO2- (aq) + O2 (g) —-> 2NO3-Given that the standard Gibbs energies of formation of NO2- and NO3- are -34.6 kJ mol-1 and -110.5 kJ mol-1, respectively, Calculate the amount of Gibbs energy released when 1 mole of NO2- is oxidized to 1 mole of NO3-.

The standard Gibbs free energy of a reaction may be expressed as:Gibbs free energy change = Total…

Answered: 4.32) Certain bacteria in soil obtain…

Chemistry

9th Edition

ISBN:9781133611097

Author:Steven S. Zumdahl

Publisher:Steven S. Zumdahl

Chapter17: Spontaneity, Entropy, And Free Energy

Section: Chapter Questions

Problem 99CWP: The following reaction occurs in pure water: H2O(l)+H2O(l)H3O+(aq)+OH-(aq) which is often...

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4.32) Certain bacteria in soil obtain the necessary energy for growth by oxidizing nitrite to nitrate:

2NO₂^- (aq) + O₂(g) —-> 2NO₃^-

Given that the standard Gibbs energies of formation of NO₂^- and NO₃^- are -34.6 kJ mol^-1 and -110.5 kJ mol^-1, respectively, Calculate the amount of Gibbs energy released when 1 mole of NO₂^- is oxidized to 1 mole of NO₃^-.

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