Part A Decide whether or not each metal dissolves in 1 mol L- HNO3. Standard Electrode Potentials at 25 °C Pb Reduction Half-Reaction E° (V) NO3-(aq) +4 H†(aq) +3 e¯ → NO(g) +2 H2O(1) O dissolve 0.96 Cu²+(aq) + 2 e- → Cu(s) O does not dissolve 0.34 Au* (aq) + 3 e → Au(s) РЬ* (ag) + 2 е РЫ() 1.50 -0.13 Submit Previous Answers v Correct Part B Au O dissolve O does not dissolve Submit Previous Answers v Correct Part C Write a balanced redox reaction showing what happens when Pb dissolves. Express your answer as a chemical equation. Identify all of the phases in your answer. ΑΣφ ? DA chemical reaction does not occur for this question. Submit Request Answer

Chemistry: Principles and Practice
3rd Edition
ISBN:9780534420123
Author:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Publisher:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Chapter18: Electrochemistry
Section: Chapter Questions
Problem 18.59QE
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Part A
Decide whether or not each metal dissolves in 1 mol L-1 HNO3.
Standard Electrode Potentials at 25 °C
Pb
Reduction Half-Reaction
E° (V)
NO3 (aq) + 4 H* (ад) + 3 е — NO(9) + 2 H20(1)
0.96
dissolve
Cu2+ (aq) + 2 e → Cu(s)
Au³+(aq) +3 e → Au(s)
0.34
does not dissolve
1.50
РЪ?+ (ag) + 2 е + Рb(s)
Submit
Previous Answers
-0.13
Correct
Part B
Au
dissolve
does not dissolve
Submit
Previous Answers
v Correct
Part C
Write a balanced redox reaction showing what happens when Pb dissolves.
Express your answer as a chemical equation. Identify all of the phases in your answer.
ΑΣφ
?
)A chemical reaction does not occur for this question.
Submit
Request Answer
Transcribed Image Text:Part A Decide whether or not each metal dissolves in 1 mol L-1 HNO3. Standard Electrode Potentials at 25 °C Pb Reduction Half-Reaction E° (V) NO3 (aq) + 4 H* (ад) + 3 е — NO(9) + 2 H20(1) 0.96 dissolve Cu2+ (aq) + 2 e → Cu(s) Au³+(aq) +3 e → Au(s) 0.34 does not dissolve 1.50 РЪ?+ (ag) + 2 е + Рb(s) Submit Previous Answers -0.13 Correct Part B Au dissolve does not dissolve Submit Previous Answers v Correct Part C Write a balanced redox reaction showing what happens when Pb dissolves. Express your answer as a chemical equation. Identify all of the phases in your answer. ΑΣφ ? )A chemical reaction does not occur for this question. Submit Request Answer
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