Introductory Chemistry: A Foundation
Introductory Chemistry: A Foundation
8th Edition
ISBN: 9781285199030
Author: Steven S. Zumdahl, Donald J. DeCoste
Publisher: Cengage Learning
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11:21 Mon May 3 Done < AA A session.masteringchemistry.com <Problem Set #9 (Ch 19) Adaptive Follow-Up For Practice 19.7 - Enhanced - with Feedback Item 6 Cu²+(aq) + 2e¯→Cu(s) 0.34 Mn²+(aq) + 2e→Mn(s) -1.18 2H+ (aq) + 20¯→H2(g) 0.00 Alš+ (aq) + 3e¯→Al(s) -1.66 Fe+ (aq) + 3€¯→F€(s) Pb?+ (aq) + 20→P6(s) Mg²+ (aq) + 2e-→Mg(s) Na* (aq) +e¯→Na(s) Ca²+ (aq) + 2e¯→Ca(s) Ba2+ (aq) + 2e→Ba(s) -0.036 -2.37 -0.13 -2.71 Sn²+ (aq) + 2e¯→Sn(s) -0.14 -2.76 Ni²+ (aq) + 20→N¡(s) Co2+ (aq) + 2e-→Co(s) -0.23 -2.90 K* (aq) +E¯→K(s) Lit (aq) + e→Li(s) -0.28 -2.92 Cd2+ (aq) + 2e¯→Cd(s) -0.40 -3.04 You may want to reference (Pages 861 - 865) Section 19.5 while completing this problem. Part A Use the tabulated electrode potentials to calculate K for the oxidation of zinc by H+ (at 25 °C): Zn(s) + 2H+(aq) → Zn?+(aq) + H2 (g) Express your answer using two significant figures. ? K = Submit Request Answer < Return to Assignment Provide Feedback
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Transcribed Image Text:11:21 Mon May 3 Done < AA A session.masteringchemistry.com <Problem Set #9 (Ch 19) Adaptive Follow-Up For Practice 19.7 - Enhanced - with Feedback Item 6 Cu²+(aq) + 2e¯→Cu(s) 0.34 Mn²+(aq) + 2e→Mn(s) -1.18 2H+ (aq) + 20¯→H2(g) 0.00 Alš+ (aq) + 3e¯→Al(s) -1.66 Fe+ (aq) + 3€¯→F€(s) Pb?+ (aq) + 20→P6(s) Mg²+ (aq) + 2e-→Mg(s) Na* (aq) +e¯→Na(s) Ca²+ (aq) + 2e¯→Ca(s) Ba2+ (aq) + 2e→Ba(s) -0.036 -2.37 -0.13 -2.71 Sn²+ (aq) + 2e¯→Sn(s) -0.14 -2.76 Ni²+ (aq) + 20→N¡(s) Co2+ (aq) + 2e-→Co(s) -0.23 -2.90 K* (aq) +E¯→K(s) Lit (aq) + e→Li(s) -0.28 -2.92 Cd2+ (aq) + 2e¯→Cd(s) -0.40 -3.04 You may want to reference (Pages 861 - 865) Section 19.5 while completing this problem. Part A Use the tabulated electrode potentials to calculate K for the oxidation of zinc by H+ (at 25 °C): Zn(s) + 2H+(aq) → Zn?+(aq) + H2 (g) Express your answer using two significant figures. ? K = Submit Request Answer < Return to Assignment Provide Feedback
11:21 Mon May 3 Done < AA A session.masteringchemistry.com <Problem Set #9 (Ch 19) Adaptive Follow-Up For Practice 19.7 - Enhanced - with Feedback Item 6 I nevievWI COnSldns Trenouic Tabie Standard reduction half-cell potentials at 25° C Half-reaction E° (V) Half-reaction E° (V) Au³+ (aq) + 3e¯→Au(s) Fe2+ (aq) + 20¯→F€(s) 1.50 -0.45 Cr³+ (aq) + e-→Cr²+ (aq) Crtt (aq) + Зе —Cr(s) Ag+(aq) + e¯→→Ag(s) 0.80 -0.50 Fe+ (aq) + 3e→Fe²+(aq) 0.77 -0.73 Cu+ (aq) +e¯→Cu(s) Zn2+ (aq) + 2e¬Zn(s) 0.52 -0.76 Mn²+ (aq) + 2e→Mn(s) Cu²+ (aq) + 2e¯→Cu(s) 2H+ (aq) + 20¯→H2(g) 0.34 -1.18 0.00 Al³+ (aq) + 3e¯→Al(s) -1.66 Fe+ (aq) + 30→FE(s) Mg2+ (aq) + 2e→Mg(s) Na+ (aq) +e¯→Na(s) Ca2+ (aq) + 2e-→Ca(s) Ba2+ (aq) + 2e→Ba(s) -0.036 -2.37 Pb2+ (aq) + 2e¯–→Pb(s) -0.13 -2.71 Sn2+ (aq) + 2e¯→Sn(s) Ni²+ (aq) + 2e-→Ni(s) -0.14 -2.76 -0.23 -2.90 Co2+ (aq) + 2e-→Co(s) к" (аq) + e — К(s) Lit (aq) +E¯→L¡(s) -0.28 -2.92 Cd2+ (aq) + 2e-→Cd(s) -0.40 -3.04 You may want to reference (Pages 861 - 865) Section 19.5 while completing this problem. Part A Use the tabulated electrode potentials to calculate K for the oxidation of zinc by H+ (at 25 °C): Zn(s) + 2H†(aq) → Zn²+ (aq) + H2 (g) Express your answer using two significant figures.
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Transcribed Image Text:11:21 Mon May 3 Done < AA A session.masteringchemistry.com <Problem Set #9 (Ch 19) Adaptive Follow-Up For Practice 19.7 - Enhanced - with Feedback Item 6 I nevievWI COnSldns Trenouic Tabie Standard reduction half-cell potentials at 25° C Half-reaction E° (V) Half-reaction E° (V) Au³+ (aq) + 3e¯→Au(s) Fe2+ (aq) + 20¯→F€(s) 1.50 -0.45 Cr³+ (aq) + e-→Cr²+ (aq) Crtt (aq) + Зе —Cr(s) Ag+(aq) + e¯→→Ag(s) 0.80 -0.50 Fe+ (aq) + 3e→Fe²+(aq) 0.77 -0.73 Cu+ (aq) +e¯→Cu(s) Zn2+ (aq) + 2e¬Zn(s) 0.52 -0.76 Mn²+ (aq) + 2e→Mn(s) Cu²+ (aq) + 2e¯→Cu(s) 2H+ (aq) + 20¯→H2(g) 0.34 -1.18 0.00 Al³+ (aq) + 3e¯→Al(s) -1.66 Fe+ (aq) + 30→FE(s) Mg2+ (aq) + 2e→Mg(s) Na+ (aq) +e¯→Na(s) Ca2+ (aq) + 2e-→Ca(s) Ba2+ (aq) + 2e→Ba(s) -0.036 -2.37 Pb2+ (aq) + 2e¯–→Pb(s) -0.13 -2.71 Sn2+ (aq) + 2e¯→Sn(s) Ni²+ (aq) + 2e-→Ni(s) -0.14 -2.76 -0.23 -2.90 Co2+ (aq) + 2e-→Co(s) к" (аq) + e — К(s) Lit (aq) +E¯→L¡(s) -0.28 -2.92 Cd2+ (aq) + 2e-→Cd(s) -0.40 -3.04 You may want to reference (Pages 861 - 865) Section 19.5 while completing this problem. Part A Use the tabulated electrode potentials to calculate K for the oxidation of zinc by H+ (at 25 °C): Zn(s) + 2H†(aq) → Zn²+ (aq) + H2 (g) Express your answer using two significant figures.
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