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1) Formic acid can be reduced by hydrogen to give methane. a. Write down the two half-reactions and balance them. b. How many standard cell potentials are needed ? Justify your answer. c. From the standard reduction potentials and corresponding equations, giv determine the standard reaction potential for the reaction of interest. HCOOH + 2H* + 2e HCHO + H,0 E° = - 0.03V HCHO + 2H* + 2e CH,OH E = + 0.13V CH,OH + 2H* + 2e CH, + H,0 E° = +0.5V

1) Formic acid can be reduced by hydrogen to give methane. a. Write down the two half-reactions and balance them. b. How many standard cell potentials are needed ? Justify your answer. c. From the standard reduction potentials and corresponding equations, giv determine the standard reaction potential for the reaction of interest. HCOOH + 2H* + 2e HCHO + H,0 E° = - 0.03V HCHO + 2H* + 2e CH,OH E = + 0.13V CH,OH + 2H* + 2e CH, + H,0 E° = +0.5V

Introduction to Chemical Engineering Thermodynamics
Introduction to Chemical Engineering Thermodynamics
8th Edition
ISBN:9781259696527
Author:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
Publisher:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
Chapter1: Introduction
Section: Chapter Questions
Problem 1.1P
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1) Formic acid can be reduced by hydrogen to give methane. a. Write down the two half-reactions and balance them. b. How many standard cell potentials are needed ? Justify your answer. c. From the standard reduction potentials and corresponding equations, given below, determine the standard reaction potential for the reaction of interest. HCOOH + 2H* + 2e - HCHO + H,0 E° = - 0.03V CH,OH E° = + 0.13V CH,OH + 2H* + 2e CH, + H,0 E = +0.5V HCHO + 2H* + 2e-
Transcribed Image Text:1) Formic acid can be reduced by hydrogen to give methane. a. Write down the two half-reactions and balance them. b. How many standard cell potentials are needed ? Justify your answer. c. From the standard reduction potentials and corresponding equations, given below, determine the standard reaction potential for the reaction of interest. HCOOH + 2H* + 2e - HCHO + H,0 E° = - 0.03V CH,OH E° = + 0.13V CH,OH + 2H* + 2e CH, + H,0 E = +0.5V HCHO + 2H* + 2e-
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