Pls answer number 3 with solution 1. Calculate the change in the internal energy of the system for a process in which the systemreleases 140 J of heat into the surroundings and does 85 J of work on the surroundings.2. Determine the oxidation number of nitrogen, N of the following species:a. N,0,b. NH,c. NO,d. N.3. Balance the following ionic equation for reaction in acidic solution.Fe"• Mno,"in + Mn ".4. A voltaic cell consists of the following information:two half reactions: Mg metal strip in a MĘSO, solution and: Cu metal strip in a Cuso, solution.Salt bridge: Naso,A. Write the half-reactions indicating the cathode and anode reactions.B. Write the balanced overall equation.C. Write the cell notation for the voltaic cell.D. Draw a diagram for the voltaic cell.

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Answered: 3. Balance the following ionic equation…

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3. Balance the following ionic equation for reaction in acidic solution. Fe"• Mno, Fe * Mn

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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Question

Pls answer number 3 with solution

1. Calculate the change in the internal energy of the system for a process in which the system
releases 140 J of heat into the surroundings and does 85 J of work on the surroundings.
2. Determine the oxidation number of nitrogen, N of the following species:
a. N,0,
b. NH,
c. NO,
d. N.
3. Balance the following ionic equation for reaction in acidic solution.
Fe"• Mno,
"in + Mn ".
4. A voltaic cell consists of the following information:
two half reactions: Mg metal strip in a MĘSO, solution and
: Cu metal strip in a Cuso, solution.
Salt bridge: Naso,
A. Write the half-reactions indicating the cathode and anode reactions.
B. Write the balanced overall equation.
C. Write the cell notation for the voltaic cell.
D. Draw a diagram for the voltaic cell.

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