You find the following balanced reaction, it has not been completed but you notice a mistake, what mistake was made?Cr₂O72- + H₂C2O4 → Cr3+ + CO₂Cr₂O72- + 14H+ → Cr³+ + 7H₂OH₂C2O4 → 2CO2 + 2H+Cr₂O72- + 14H+ +9e-→ Cr3+ + 7H₂OH₂C2O4 → 2CO2 + 2H+ + 2e-2Cr₂O72- + 18e + 28H+→ 2Cr³+ + 14H₂09H₂C₂O4 18CO2 + 18H+ + 18e2Cr2O72- +9H2C2O4 + 18e + 28H+→ 2Cr³+ + 14H₂O + 18CO2 + 18H+ + 18e-Cr₂O72- + H₂C2O4 → Cr3+ + CO₂Cr₂O72- + 14H* → Cr³+ + 7H₂OCr₂O72- + 14H+ +9e → Cr³+ + 7H₂O2Cr2O72- + 18e +28H → 2Cr3+ + 14H₂O2Cr2O72- +9H2C2O4 + 18e + 28H+-H₂C₂O4 → 2002 + 2H+H2C2O4 2CO2 + 2H+ + 2e-9H2C2O4 18CO2 + 18H + 18e--2Cr³+ + 14H2O + 18CO2 + 18H+ + 18e- Ⓒa. Electrons were not calculated correctlybo or H-was not balanced correctlyOc. Multiplication was not done correctlyO d. Balancing was not done correctlyOe. Nothing is wrong

You find the following balanced reaction, it has not been completed but you notice a mistake, what mistake was made? Cr₂O72- + H₂C2O4 → Cr³+ + CO2 Cr₂O72- + 14H+ → Cr³+ + 7H₂O H₂C2O4 → 2CO2 + 2H+ Cr₂O72- + 14H+ + 9e → Cr3+ + 7H₂O H2C2O42CO2 + 2H+ + 2e- 2Cr₂O72- +18e + 28H+→ 2Cr³+ + 14H₂O 9H2C2O4 18CO2 + 18H+ + 18e- 2Cr2O72- +9H2₂C2O4 + 18e + 28H+ → 2Cr³+ + 14H₂O + 18CO2 + 18H+ + 18e- Cr₂O72- + H₂C2O4 Cr³+ + CO₂

You find the following balanced reaction, it has not been completed but you notice a mistake, what mistake was made? Cr₂O72- + H₂C2O4 → Cr³+ + CO2 Cr₂O72- + 14H+ → Cr³+ + 7H₂O H₂C2O4 → 2CO2 + 2H+ Cr₂O72- + 14H+ + 9e → Cr3+ + 7H₂O H2C2O42CO2 + 2H+ + 2e- 2Cr₂O72- +18e + 28H+→ 2Cr³+ + 14H₂O 9H2C2O4 18CO2 + 18H+ + 18e- 2Cr2O72- +9H2₂C2O4 + 18e + 28H+ → 2Cr³+ + 14H₂O + 18CO2 + 18H+ + 18e- Cr₂O72- + H₂C2O4 Cr³+ + CO₂

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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