Balance this chemical equation. Cr2O7

Balance this chemical equation.Cr2O7 2-(aq) + Cu(s)---> Cr3+(aq) +Cu2+aq) I don't understand how to do this problem. Where do i
1. 1 answer
2. asked by MARY
3. 1,654 views
Hi, I have a question regarding the following chemical equilibrium equation:2CrO4^2- + 2H3O^+ <--> Cr2O7^2- + 3H2O The question
1. 2 answers
2. asked by Constantine
3. 965 views
What is the oxidation half reaction for the following equation: Cr2O7^-2 +Fe+2 - - > Cr^+3 + Fe^+3Cr^+3 - - > Cr2O7^-2 Fe^+2 - -
1. 2 answers
2. asked by Samuel
3. 1,875 views
What is the oxidation half reaction for the following equation: Cr2O7^-2 +Fe+2 - - > Cr^+3 + Fe^+3Cr^+3 - - > Cr2O7^-2 Fe^+2 - -
1. 3 answers
2. asked by Kayla
3. 1,065 views
I cannot balance this equation and I am really struggling.Cr2O7^2-(aq)+ Cu^+(s)-->Cr^3+(aq)+Cu^2+(aq) How do I get the charges
1. 1 answer
2. asked by Carl
3. 815 views
I am learning how to balance a chemical equation but I don't understand it at all. I read that in order to balance the equation,
1. 1 answer
2. asked by Michael
3. 713 views
Complete and balance the following equation:NO2{-} + Cr2O7{2-} = Cr{3+} + NO3{-}
1. 1 answer
2. asked by Steven
3. 3,365 views
Complete and balance the following equation:NO2{-} + Cr2O7{2-} = Cr{3+} + NO3{-}
1. 1 answer
2. asked by Steven
3. 706 views
Balance the following redox equations. All occur in Acidic solutions.1. Cr2O7^2-^ + C2O4^2-^ -> Cr^3+^ + CO2 2. Cu + NO3^-^ ->
1. 8 answers
2. asked by Yukiko
3. 24,555 views
What is the reduction half-reaction for the following unbalanced redox equation?Cr2O7^2– + NH4^+ Cr2O3 + N2 A.Cr2O3-->
1. 11 answers
2. asked by cassie
3. 2,132 views