- Calculate the Ecell and K value for the redox reaction given below. 2A13*(aq) + 3Be(s) → 2Al(s) + 3Be2*(aq) Half Reaction E(V) Al3*(aq) + 3e→ Al(s) Be2 (aq) + 2e Be(s) -1.66 -1.85

balance the following redox reaction if it occurs in basic solution. what are the coefficients in front of CLO2 and H2O in the balanced reaction? H2O2(1) + ClO2 (aq) --> ClO2- (aq) + O2(g)

Complete and balance the following redox reaction in acidic solution MnO (aq) + S₂O²(aq) → SO²(aq) + Mn²+ (aq) 2+ 1 + 04- Reset OH S 3. 2 3 4 N 2 2. ) 0- H₂O+ 3 H+ LO 5 0₂ ☐3 04 05 ☐ 6 11 0 Mn 6 + 0²+ 07 7 8 (s) O ☐ H₂O 3+ 8 4+ • x H₂O 9 09 (1) (g) (aq) e 0 H ☐o Delete

Consider the following unbalanced oxidation-reduction reaction: CO(g) + I2O5(s) --> CO2(g) + I2 (s) how many electrons are transferred in this reaction if it is balanced? 4 6 5 8 10

Question 1 of 6 Complete and balance the following redox reaction in acidic solution H2O2(aq) + Cr2O,² (aq) → O2(g) + Cr³ (aq) 4 6. 7 8. 0. D4 口。||ロ||口s 16 (s) (1) (g) (aq) OH H2O e H30 H Cr Reset x H2O Delete 59°F Cloudy ^ ĝ F4 3. 2. 1, 近

(1) Identify each of the following half-reactions as either an oxidation half- reaction or a reduction half-reaction. half-reaction Cd(s) Cd²+ (aq) + 2e¯ 2H+ (aq) + 2e →→→H₂(g) identification (2) Write a balanced equation for the overall redox reaction. Use smallest possible integer coefficients. ]+[ +

is this corect!!!!!!

For Questions 11-16: Balance the following oxidation-reduction reaction in acidic conditions using the half reaction method by following the step described in each question. ??2?−27(??)+???2(??)⟶??+3(??)+??−3(??)Cr2O7−2(aq)+HNO2(aq)⟶Cr+3(aq)+NO3−(aq) Step 1: Assign the oxidation states of each ATOM in the reaction before and after the reaction takes place. Reactants: Cr =                           ["", "", "", "", "", "", "", "", "", "", "", "", "", "", ""]                             O =                           ["", "", "", "", "", "", "", "", "", "", "", "", "", "", ""]            H =                           ["", "", "", "", "", "", "", "", "", "", "", "", "", "", ""]                               N =                           ["", "", "", "", "", "", "", "", "", "", "", "", "", "", ""]            Products: Cr =                           ["", "", "", "", "", "", "", "", "", "", "", "", "", "", ""]                             O =                           ["", "", "", "", "", "",…

Which reaction(s) can be identified as a redox reaction? CuO(s) + H₂SO4(aq) → CuSO4(aq) + H₂O(1) Cu(NO3)2(aq) + 2NaOH(aq) -> A →→ Cu(OH)₂(s) + 2NaNO3(aq) Cu(OH)2(s) CuO(s) + H₂O(g) CuSO4(aq) +Zn(s) → ZnSO4(aq) + Cu(s) Cu(s)+ 4HNO3(aq) - Cu(NO3)2(aq) + 2NO₂(aq) + 2H₂O(1)

Which of the following is NOT a redox reaction? O C2(g) + C2H2(g) 2HCI(g) + 2C(s) O Caco3(s) CO2(g) + CaO(s) O 12/s) + 2520,2(aq) 21(aq) + S40,² (aq) O 2C02(g) + 2C0(g) + O2lg)