I really need help for balancing 5 equcations, I have those procedures. Please h
ID: 580429 • Letter: I
Question
I really need help for balancing 5 equcations, I have those procedures. Please help. This is all information I have, I hope this can help to figure out.
sodium glycinate + [Co(H2O)6]2+ + hydrogen peroxide ----> Triglycinatocobalt(III) [Co(gly)3].
K2C2O4·H2O + [Co(H2O)6]2+ + H2O2 ----> Trioxalatocobaltate(III) [Co(ox)3]3-.
Co(NO3)2·6H2O + H2O2 + NaHCO3 ---> Tricarbonatocobaltate(III) [Co(CO3)3]3-.
[Co(CO3)3]3- + HNO3 + nitric acid ---> Hexaaquacobalt(III) [Co(H2O)6]3+.
1,10-phenanthroline + [Co(H2O)6]3+ + H2O2 ---> Tris(1,10-phenanthroline)cobalt(III) [Co(phen)3]3+.
Explanation / Answer
6 Na(gly) +2 [Co(H2O)6]2+ +3 H2O2 -->2 [Co(gly)3] + 6NaOH+ 12 H2O
Sodium glycinate Triglycinatocobalt(III)
3 K2C2O4·H2O + [Co(H2O)6]2+ +2 H2O2
----> [Co(ox)3]3- + 9 H2O + 6 K+} + 4 OH{-} Trioxalatocobaltate(III)
2 Co(NO3)2·6H2O +61 H2O2 +10 NaHCO3
---> 2 Na3 [Co(CO3)3]3- + 126 H2O + 4 NaNO3 + 4 CO2
Tricarbonatocobaltate(III)
[Co (CO3)3]3- + 6 HNO3 +3 H2O ---> [Co(H2O)6]3+ + 3 CO2 + 6 NO3-
Hexaaquacobalt(III)
4 questions out of 5 has been solved.