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t A. Identify if the following equations are balanced. If not, balance them using the change in oxidation number method. Write your answer in a separate sheet of paper. 1. 2Na) + Cla > 2NaCls) 2. Ala + Cu2*(aq) 3. Zn(e) + 2HNO31) –> Zn(NO3)210) + NO2 + H2Op 4.SiO2() + C) –> Sie) + CO Al3* (aq) + Cu»)

t A. Identify if the following equations are balanced. If not, balance them using the change in oxidation number method. Write your answer in a separate sheet of paper. 1. 2Na) + Cla > 2NaCls) 2. Ala + Cu2*(aq) 3. Zn(e) + 2HNO31) –> Zn(NO3)210) + NO2 + H2Op 4.SiO2() + C) –> Sie) + CO Al3* (aq) + Cu»)

Chemistry
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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Balance the equation using the change in oxidation number method. Item number 4 only.
t A. Identify if the following equations are balanced. If not, balance them using the change in oxidation number method. Write your answer in a separate sheet of paper. 1. 2Na) + Cl2 -> 2NaCl«) 2. Ala + Cu2*(aq) 3. Zn(e) + 2HNO31) –> Zn(NO3)210) + NO21) + H2Om 4.SiO2() + C{») –> Si«) + CO(g) A13* (ag) + Cu»)
Transcribed Image Text:t A. Identify if the following equations are balanced. If not, balance them using the change in oxidation number method. Write your answer in a separate sheet of paper. 1. 2Na) + Cl2 -> 2NaCl«) 2. Ala + Cu2*(aq) 3. Zn(e) + 2HNO31) –> Zn(NO3)210) + NO21) + H2Om 4.SiO2() + C{») –> Si«) + CO(g) A13* (ag) + Cu»)
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