Question 5 Which of the following statement/s is/are TRUE? I. Electrochemistry deals with the physical and chemical processes that involve chemical systems and electricity. II. The underlying concepts and mechanisms in electrochemistry are involved in batteries, supercapacitors, semiconductors, photovoltaics, coulometry, photosynthesis, and many biochemical processes. III. The quantity (Q) of electrical charge is expressed in terms of the Sl unit of coulomb (C). IV. The ability of an electrolyte to allow the flow of electricity is measured in terms of its conductance. V. The molar conductivity of an electrolyte is measured by determining the resistance of the solution contained in a conductivity cell by means of a Wheastone bridge set-up. VI. The plot of the molar conductivity against can be extrapolated to = 0 to yield the molar conductivity at infinite dilution. O I, II, II O All statements are correct. O ,I O , II, IV O , II, II, IV, V O , II, II, IV, VI

Question 5 Which of the following statement/s is/are TRUE? I. Electrochemistry deals with the physical and chemical processes that involve chemical systems and electricity. II. The underlying concepts and mechanisms in electrochemistry are involved in batteries, supercapacitors, semiconductors, photovoltaics, coulometry, photosynthesis, and many biochemical processes. III. The quantity (Q) of electrical charge is expressed in terms of the Sl unit of coulomb (C). IV. The ability of an electrolyte to allow the flow of electricity is measured in terms of its conductance. V. The molar conductivity of an electrolyte is measured by determining the resistance of the solution contained in a conductivity cell by means of a Wheastone bridge set-up. VI. The plot of the molar conductivity against can be extrapolated to = 0 to yield the molar conductivity at infinite dilution. O I, II, II O All statements are correct. O ,I O , II, IV O , II, II, IV, V O , II, II, IV, VI

Principles of Modern Chemistry

8th Edition

ISBN:9781305079113

Author:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler

Publisher:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler

Chapter17: Electrochemistry

Section: Chapter Questions

Problem 76AP

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