Which statements are TRUE for the titration of Fe with Ce" to give Fe" and Ce? 1. Before the equivalence point, the indicator electrode potential is calculated using the Fe /Fe halt-reaction because both (Fe") and (Fe•) are known. 2. At the equivalence point, the indicator electrode potential is the average of E for the Fe"/Fe half-reaction and the Ce"/Ce hait reaction, 3. After the equivatence point, the indicator electrode potential is calculated using the Cet/Cel- half-reaction because both (Ce l and (Ce") are known None of the statements are true 2 and 3 O1.2 and 3 O 1 and 3 O and 2

Which statements are TRUE for the titration of Fe with Ce" to give Fe" and Ce? 1. Before the equivalence point, the indicator electrode potential is calculated using the Fe /Fe halt-reaction because both (Fe") and (Fe•) are known. 2. At the equivalence point, the indicator electrode potential is the average of E for the Fe"/Fe half-reaction and the Ce"/Ce hait reaction, 3. After the equivatence point, the indicator electrode potential is calculated using the Cet/Cel- half-reaction because both (Ce l and (Ce") are known None of the statements are true 2 and 3 O1.2 and 3 O 1 and 3 O and 2

Fundamentals Of Analytical Chemistry

9th Edition

ISBN:9781285640686

Author:Skoog

Publisher:Skoog

Chapter21: Potentiometry

Section: Chapter Questions

Problem 21.26QAP

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