Given the equation in an acidic medium: Cr2O72¯ + Mn2+ --> Cr2+ + MnO4¯ Choose all the statements that correctly apply: There are 5 electrons in the oxidation half-reaction BEFORE balancing the equation electrically Based on the over – all balanced equation, there will be 5 moles of Cr2O7-2 After balancing it electrically, there will be a total of 40 electrons for each of the half – reaction. In the over-all balanced equation, 6 moles of H2O is present There are 8 electrons in the reduction half – reaction BEFORE balancing the equation electrically

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Answered: Given the equation in an acidic medium:…

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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Given the equation in an acidic medium: Cr₂O₇²¯ + Mn²⁺ --> Cr²⁺ + MnO₄¯

Choose all the statements that correctly apply:

		There are 5 electrons in the oxidation half-reaction BEFORE balancing the equation electrically
		Based on the over – all balanced equation, there will be 5 moles of Cr₂O₇^-2
		After balancing it electrically, there will be a total of 40 electrons for each of the half – reaction.
		In the over-all balanced equation, 6 moles of H₂O is present
		There are 8 electrons in the reduction half – reaction BEFORE balancing the equation electrically

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