Which of the following conditions are among the requirements for a Nernst equilibrium potential to exist for a given charged ion species across a semipermeable membrane, as in an ion-selective electrode? Select one: O a. A concentration gradient for a given charged ion species must exist across that membrane O b. If a membrane is permeable to two different species, then the ion activity of both species can be measured O C. The membrane must be impregnated with ionic species O d. The semipermeable membrane must be permeable to many ion species O e. The membrane potential across a semipermeable membrane must be constantly changing

Which of the following conditions are among the requirements for a Nernst equilibrium potential to exist for a given charged ion species across a semipermeable membrane, as in an ion-selective electrode? Select one: O a. A concentration gradient for a given charged ion species must exist across that membrane O b. If a membrane is permeable to two different species, then the ion activity of both species can be measured O C. The membrane must be impregnated with ionic species O d. The semipermeable membrane must be permeable to many ion species O e. The membrane potential across a semipermeable membrane must be constantly changing

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

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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Question

Which of the following conditions are among the requirements for a Nernst equilibrium potential to exist for
a given charged ion species across a semipermeable membrane, as in an ion-selective electrode?
Select one:
O a. A concentration gradient for a given charged ion species must exist across that membrane
O b. If a membrane is permeable to two different species, then the ion activity of both species can be
measured
O . The membrane must be impregnated with ionic species
O d. The semipermeable membrane must be permeable to many ion species
O e. The membrane potential across a semipermeable membrane must be constantly changing

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