Homework Help is Here – Start Your Trial Now!
Science
Chemistry
K = 1.8x10-28 Previous Answers v Correct Correct answer is shown. Your answer 1.78-10-2 = 1.78x1028 was either rounded differently or used a different number of significant figures than required for this part. • Part C MnO2(s) +4 H*(ag) + Cu(s) → Mn²+ (ag) +2 H2O(!) + Cu²*(aq) Express your answer using two significant figures. K= 2.0 • 1045 Submit Previous Answers Request Answer X Incorrect; Try Again; One attempt remaining

K = 1.8x10-28 Previous Answers v Correct Correct answer is shown. Your answer 1.78-10-2 = 1.78x1028 was either rounded differently or used a different number of significant figures than required for this part. • Part C MnO2(s) +4 H*(ag) + Cu(s) → Mn²+ (ag) +2 H2O(!) + Cu²*(aq) Express your answer using two significant figures. K= 2.0 • 1045 Submit Previous Answers Request Answer X Incorrect; Try Again; One attempt remaining

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...
See similar textbooks
icon
Related questions
Question

pls.helpp partC

Part A Calculate the equilibrium constant for each of the reactions at 25 °C. Pb?+ (ag) + Zn(s)→ Pb(s) + Zn²+ (ag) Standard Electrode Potentials at 25 °C Express your answer using three significant figures. Reduction Half-Reaction E° (V) K = 2.04x1021 Pb2+ (ag) + 2 e →Pb(s) → Zn(s) I2(s) + 2 e →2 I¯(aq) Cl2 (g) + 2 e → 2 Cl¯ (aq) MnO2(s) +4 H+(aq) +2 e¯ → Mn²+(aq) + 2 H2O(1) -0.13 Zn2+ (aq) + 2 e¯ -0.76 Submit Previous Answers 0.54 1.36 Correct 1.21 Correct answer is shown. Your answer 2.09-10²1 = 2.09x1021 was either rounded differently or used a different number of significant figures than required for this part. Cu?+(ag) + 2 e¯ → Cu(s) 0.16 Part B I2(s) + 2 Cl¯ (aq) → 2I- (aq) + Cl2(g) Express your answer using two significant figures. K = 1.8x10-28 Submit Previous Answers v Correct Correct answer is shown. Your answer 1.78-10-28 = 1.78x10-28 was either rounded differently or used a different number of significant figures than required for this part. Part C MnO2 (s) +4 H†(aq) + Cu(s) → Mn²+ (aq) + 2 H2O(1) + Cu²+ (aq) Express your answer using two significant figures. ? K = 2.0 • 1045 Submit Previous Answers Request Answer X Incorrect; Try Again; One attempt remaining
Transcribed Image Text:Part A Calculate the equilibrium constant for each of the reactions at 25 °C. Pb?+ (ag) + Zn(s)→ Pb(s) + Zn²+ (ag) Standard Electrode Potentials at 25 °C Express your answer using three significant figures. Reduction Half-Reaction E° (V) K = 2.04x1021 Pb2+ (ag) + 2 e →Pb(s) → Zn(s) I2(s) + 2 e →2 I¯(aq) Cl2 (g) + 2 e → 2 Cl¯ (aq) MnO2(s) +4 H+(aq) +2 e¯ → Mn²+(aq) + 2 H2O(1) -0.13 Zn2+ (aq) + 2 e¯ -0.76 Submit Previous Answers 0.54 1.36 Correct 1.21 Correct answer is shown. Your answer 2.09-10²1 = 2.09x1021 was either rounded differently or used a different number of significant figures than required for this part. Cu?+(ag) + 2 e¯ → Cu(s) 0.16 Part B I2(s) + 2 Cl¯ (aq) → 2I- (aq) + Cl2(g) Express your answer using two significant figures. K = 1.8x10-28 Submit Previous Answers v Correct Correct answer is shown. Your answer 1.78-10-28 = 1.78x10-28 was either rounded differently or used a different number of significant figures than required for this part. Part C MnO2 (s) +4 H†(aq) + Cu(s) → Mn²+ (aq) + 2 H2O(1) + Cu²+ (aq) Express your answer using two significant figures. ? K = 2.0 • 1045 Submit Previous Answers Request Answer X Incorrect; Try Again; One attempt remaining
Expert Solution
trending now

Trending now

This is a popular solution!

steps

Step by step

Solved in 3 steps with 1 images

SEE SOLUTIONCheck out a sample Q&A here
Blurred answer
Knowledge Booster
Measurement
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, chemistry and related others by exploring similar questions and additional content below.
Similar questions
  • SEE MORE QUESTIONS
Recommended textbooks for you
Chemistry
Chemistry
Chemistry
ISBN:
9781305957404
Author:
Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:
Cengage Learning
Chemistry
Chemistry
Chemistry
ISBN:
9781259911156
Author:
Raymond Chang Dr., Jason Overby Professor
Publisher:
McGraw-Hill Education
Principles of Instrumental Analysis
Principles of Instrumental Analysis
Chemistry
ISBN:
9781305577213
Author:
Douglas A. Skoog, F. James Holler, Stanley R. Crouch
Publisher:
Cengage Learning
Organic Chemistry
Organic Chemistry
Chemistry
ISBN:
9780078021558
Author:
Janice Gorzynski Smith Dr.
Publisher:
McGraw-Hill Education
Chemistry: Principles and Reactions
Chemistry: Principles and Reactions
Chemistry
ISBN:
9781305079373
Author:
William L. Masterton, Cecile N. Hurley
Publisher:
Cengage Learning
Elementary Principles of Chemical Processes, Bind…
Elementary Principles of Chemical Processes, Bind…
Chemistry
ISBN:
9781118431221
Author:
Richard M. Felder, Ronald W. Rousseau, Lisa G. Bullard
Publisher:
WILEY
SEE MORE TEXTBOOKS