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the pic (yellow circle l). What is the above O means? Is it 5OH^- or 5 O^- H?

the pic (yellow circle l). What is the above O means? Is it 5OH^- or 5 O^- H?

Principles of Instrumental Analysis
Principles of Instrumental Analysis
7th Edition
ISBN:9781305577213
Author:Douglas A. Skoog, F. James Holler, Stanley R. Crouch
Publisher:Douglas A. Skoog, F. James Holler, Stanley R. Crouch
Chapter24: Coulometry
Section: Chapter Questions
Problem 24.5QAP: What cathode potential (versus SCE) would be required to lower the total Hg(II) concentration of the...
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In the pic (yellow circle l). What is the above O means? Is it 5OH^- or 5 O^- H?
+6 + 3 + 2 Cu GrCOH)3 + Cu(OH), + OF + H20 > Reduction Oscidation Gou is excidlising agent is reducing ogent Cou Adding Cu २- Step 1: > water to balance O Cr (OH)3 + H2O Now, balanciny Gou Balancing change, H + 5H,O G(OH), + H,O + 5 OH + H,O 5OH + 5H20 + 3e 2: Cu CUCOH)2 2 бн + Cu - Cu(OH)2 Balancing change , Cu Cu (OH)2 + 2e- 2 би + Adding equation O . atx multiplying D by 2 electrons 'and 3 to balance > 2 G(0H)3 + 2 H,0 + 10 OH 3 Cu(OH), + 6e 2 Go4 + 10 H0 + bế 6 OH > 3 Cu + 2 Cro + 3 Cu + 10 H,O + 6 OH 2 6r (OH)3 + 3 Cu(OH), + 2H,0 + 10 8, + 3 Cu + 8H20 → 3 Cu(OH), + 2 6r(OH),+ 4 OH Balanced chemical eguathen .
Transcribed Image Text:+6 + 3 + 2 Cu GrCOH)3 + Cu(OH), + OF + H20 > Reduction Oscidation Gou is excidlising agent is reducing ogent Cou Adding Cu २- Step 1: > water to balance O Cr (OH)3 + H2O Now, balanciny Gou Balancing change, H + 5H,O G(OH), + H,O + 5 OH + H,O 5OH + 5H20 + 3e 2: Cu CUCOH)2 2 бн + Cu - Cu(OH)2 Balancing change , Cu Cu (OH)2 + 2e- 2 би + Adding equation O . atx multiplying D by 2 electrons 'and 3 to balance > 2 G(0H)3 + 2 H,0 + 10 OH 3 Cu(OH), + 6e 2 Go4 + 10 H0 + bế 6 OH > 3 Cu + 2 Cro + 3 Cu + 10 H,O + 6 OH 2 6r (OH)3 + 3 Cu(OH), + 2H,0 + 10 8, + 3 Cu + 8H20 → 3 Cu(OH), + 2 6r(OH),+ 4 OH Balanced chemical eguathen .
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