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Question 6 6 pts (Q4) What is the stoichiometric coefficient of MnO4 (aq) when the following...
Question 16 1 pts Consider the two half-reactions given below: MnO4 + H2o Ga*+ When the overall redox reaction is correctly balanced in acidic aqueous solution, what is the stoichiometric coefficient on the water? 5 H2O 8 H2O 12 H2O 20 H20 8/18
1. Balance the following reaction in acidic solution. I-(aq) + MnO4-(aq) Mn2+(aq) + I2(s) 2. Write a balanced net ionic equation for the following reaction in basic solution using both methods for balancing a redox reaction: Zn(s) + NO3-(aq) à NH3 (aq) + Zn(OH)42- (aq) 3. Write a balanced net ionic equation for the following reaction in basic solution using both methods for balancing a redox reaction: MnO4-(aq) + C2H5OH(aq) à Mn2+(aq) + HC2H3O2 (aq)
Given: 1-(aq) + MnO4 (aq) + H2O(1) --> 12(s) + MnO2(s) + OH(aq) If the coefficient of MnO4 in the balanced equation is 2, what are the coefficients of l- and OH, respectively? O 6 and 8 06 and 12 06 and 6 03 and 4 O3 and 12
You have 45 minutes. Question 3 5 pts For the following equation: MnO4 (aq) + SO4? (aq) + H+ (aq) --> Mn2*(aq) + S032 (aq) +H20, Identify the reductant(s). 5 Online SO3 la ng of MnO4 (a) SO? la H20 none of these Hlac Mn?
Question 5 (1 point) Given: MnO4 (aq) + H+(aq) + Cl (aq) --> Mn2+(aq) + Cl2(g) + H2O(1) If the coefficient of MnO4 in the balanced equation is 2, what are the coefficients of H+, Cl- and Cl2, respectively? 8,5,5 0 16, 10,5 010, 10,5 o 4, 8, 4 08, 10,5
35 points What is the coefficient of the MnO4 ion when the following redox equation is balanced? MnO4 + Br MnO2 + BrO3- (acidic solution) 02 1 Previous
Permanganate ion oxidizes hydrogen peroxide in acidic solution
according to the following equation:
2 MnO4–(aq) + 5
H2O2(aq) + 6 H+(aq) 2 Mn2+(aq) + 5
O2(g) + 8 H2O(l)
If 35.0 mL of an acidic 0.150 M KMnO4 solution is
required to consume all the H2O2 in 50.0 mL
of a disinfectant solution, what is the concentration of
H2O2 in the disinfectant?
0.0420 M
0.105 M
0.263 M
0.368 M
When a solution of barium hydroxide is mixed with a...
When the reaction Mn 2+(aq) + MnO4 - (aq) <=> MnO2(s) is balanced in acidic solution, what is the coefficient of H2O?
Question 7 (1 point) Given: MnO4"(aq) + H+ (aq) + CI+(aq) --> Mn2+ (aq) + Cl2(g) + H2O(1) If the coefficient of MnO4" in the balanced equation is 2, how many electrons are transferred in the reaction? O2 05 08 07 Question 8 (1 point) Write the cell diagram for the reaction Cl2(g) + 2Br" (aq) --> 2C1"(aq) + Br2(1) O Pt(s) CI+(aq), Br"(aq) || Br2(1) C12(g) | Pt(s) O Pt(s) | Br2(1) | Br"(aq) || C1"(aq) | C12(g) |...
Question 31 4 pts 31. Determine which is reduced agent? MnO4 (aq) +5Fe2(aq) + 8 H(aq) 5 Fe(aq) + Mn2 (aq) + 4H2O(1) Mn in MnO4- H: Fe3+ Fe2+ Question 30 30. Calculate pH of 0.100 M HNO2(aq). K-2.8 x 10-5 9.01 6.21 2.78 5.21