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21.31 Balance each skeleton reaction, calculate Eell and state whether the reaction is spontaneous: (a) Co(s) + H*(aq) (b) Mn²*(aq) + Br,(1) (c) Hg,2"(aq) Co2+(aq) + H2(g). MnO, (aq) + Br (aq) [acidic] Hg²*(aq) + Hg(1) eesseeson

21.31 Balance each skeleton reaction, calculate Eell and state whether the reaction is spontaneous: (a) Co(s) + H*(aq) (b) Mn²*(aq) + Br,(1) (c) Hg,2"(aq) Co2+(aq) + H2(g). MnO, (aq) + Br (aq) [acidic] Hg²*(aq) + Hg(1) eesseeson

Principles of Modern Chemistry
Principles of Modern Chemistry
8th Edition
ISBN:9781305079113
Author:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler
Publisher:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler
Chapter17: Electrochemistry
Section: Chapter Questions
Problem 90AP: Consider a galvanic cell for which the anode reaction is 3 Pb(s)Pb2+(1.0102M)+2e and the cathode...
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21.31 Balance each skeleton reaction, calculate Ell, and state whether the reaction is spontaneous: cell> (a) Co(s) + H†(aq) (b) Mn2+(aq) + Br,(1) (c) Hg,2+(aq) Co2+(aq) + H,(g) → MnO4 (aq) + Br (aq) [acidic] Hg²+(aq) + Hg(1)
Transcribed Image Text:21.31 Balance each skeleton reaction, calculate Ell, and state whether the reaction is spontaneous: cell> (a) Co(s) + H†(aq) (b) Mn2+(aq) + Br,(1) (c) Hg,2+(aq) Co2+(aq) + H,(g) → MnO4 (aq) + Br (aq) [acidic] Hg²+(aq) + Hg(1)
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