5 I- + IO3− + 6 H+→ 3 I2+ 3 H2O. For the reaction above, the...
5 I- + IO3− + 6 H+→ 3 I2+ 3 H2O.
For the reaction above, the rate of disappearance of iodide ion
is 5.0 × 10^−3 M s−1
. The rate of formation of iodine is
(A) 1.0 × 10−2M s−1
(B) 1.0 × 10−3M s−1
(C) 3.0 × 10−3M s−1
(D) 5.0 × 10−3M s−1
Please explain!!
Homework Answers
In the reaction of dichromate ion and iodide ion: Cr2O72-(aq) + 14 H+(aq) + 6 I-(aq)...
In the reaction of dichromate ion and iodide ion: Cr2O72-(aq) + 14 H+(aq) + 6 I-(aq) ---> 2 Cr3+(aq) + 7 H2O(l)+ 3 I2 (s) the oxidizing agent is ? and the reducing agent is ?
For the reaction below, the concentration of iodide ion decreases from 1.000 M to 0.868 M...
For the reaction below, the concentration of iodide ion decreases from 1.000 M to 0.868 M in the first 10.0 s. H2O2 (aq) + 3I-1 (aq)+ 2H+ (aq) --> I3-1 (aq) + 2 H2O (l) Calculate the average rate for the disappearance of I-1 Calculate the average rate of appearance for I3-1 Calculate the average rate of disappearance of H+
Student Name: Instructor Name: EXP #4: POST-LAB 1. A proposed mechanism for the iodine clock reaction...
Student Name: Instructor Name: EXP #4: POST-LAB 1. A proposed mechanism for the iodine clock reaction is shown below: Iodine Clock Reaction Mechanism: 1 HSoS0+HIO2 ki-2.95 x 10-1M-'s-1 2-2.0 x 1010 AM-2s-1 ka 1.0 x 105 M-'s-1 ka-3.0 x 105 M-3s-1 HIO2+I +H+2HOI HIO2+ HOI IO +I + 2H+ IO I+2H HIO2 + HOI HOI+I+H I2+H20 ks 3.0 x 1012M-2s-1 I+ H20 HOI+ I +H ke -2.2s-1 I2+HSO+H20+21 +SO- +3H+ -1.0 x 100 M-1-1 where the values of k are...
Addition of a 1.0-mL portion of 0.40 M Na2S2O3 solution (S2O32- ions) convert I2 (black with...
Addition of a 1.0-mL portion of 0.40 M Na2S2O3 solution (S2O32- ions) convert I2 (black with starch) back to I⁻ (clear) into the solution via the following reaction: I2(aq) + 2 S2O32-(aq) → 2 I⁻(aq) + S4O62-(aq) 1. Consider the reaction solution, which contains 25.0 mL of 0.40 M (NH4)2S2O8 in the total volume of 100.0 mL. Calculate the initial number of moles of S2O82- ion in the solution:______moles? 2. From Question 2 and 3, determine the amount of S2O82-...
Consider the reaction, S2O82- + 3 I- à 2 SO42- + I3-. Data obtained in measuring rate of formation of I3- are...
Consider the reaction, S2O82- + 3 I- à 2 SO42- + I3-. Data obtained in measuring rate of formation of I3- are listed in the table. Experiment [S2O82-], M [I‑], M Initial rate, Ms-1 1 0.035 0.055 1.5 x 10-5 2 0.070 0.055 3.0 x 10-5 3 0.070 0.110 6.0 x 10-5 Determine the order of reaction with respect to S2O82-. What is the order of reaction with respect to I-? Give the overall order of reaction. Write the rate law for the reaction. Determine the...
Rate Laws (Section)Consider the reaction of peroxydisulfate ion (S2O8 2-) with iodide ion (I - )...
Rate Laws (Section)Consider the reaction of peroxydisulfate ion (S2O8 2-) with iodide ion (I - ) in aqueous solution:S2O82 - (aq) + 3 I - (aq)→2 SO42 - (aq) + I3- (aq)At a particular temperature the initial rate of disappearance of S2O8 2 - varies with reactant concentrations in the following manner:Experiment[S2O82‑] (M)[I_] (M)Initial Rate (M/S)10.0180.0362.6 × 10-620.0270.0363.9 × 10-630.0360.0547.8 × 10-640.0500.0721.4 × 10-5(a) Determine the rate law for the reaction and state the units of the rate constant. (b)...
plz help complete my prelab heres the first page 3. A third reaction mixture was made up in the following way: 5 mL. 4.0 M acetone+ 5 mL 0.0050 M12+ 10 mL 1.0M HCI+5 mL H2O a. What were the initi...
plz help complete my prelab
heres the first page
3. A third reaction mixture was made up in the following way: 5 mL. 4.0 M acetone+ 5 mL 0.0050 M12+ 10 mL 1.0M HCI+5 mL H2O a. What were the initial concentrations of acetone, 12 and H' ion in the reaction mixture? b. It took 109 seconds for the 12 color to disappear from the reaction mixture when at the same temperature as in question 1. What was the rate...
5. The reaction of peroxydisulfate ion (S2O82−) with iodide ion (I−) is S2O82−(aq) + 3I−(aq) →...
5. The reaction of peroxydisulfate ion (S2O82−) with iodide ion (I−) is S2O82−(aq) + 3I−(aq) → 2SO42−(aq) + I3−(aq) From the following data collected at a certain temperature, determine the rate law and calculate the rate constant. Experiment [S2O82−](M) . [I−](M) . Initial Rate [M/s] 1 0.0300 0.0840 8.80 × 10−4 2 0.0300 0.0420 4.40 × 10−4 3 0.0600 0.0420 8.80 × 10−4 (a) Which of the following equations represents the rate law for this reaction? What is the...
Balance the following ionic equations using the ion-electron method. Use H +1 and / or H2O,...
Balance the following ionic equations using the ion-electron method. Use H +1 and / or H2O, if necessary. Then identify the oxidation half-reaction and of reduction, the oxidizing agent and the reducing agent. 1. MnO4 - + H2C2O4 -2 → Mn + 2 + CO2 2. IO3 -1 + I-1 ⇌ I2 (ac)
Consider the reaction of peroxydisulfate ion (S20;-) with iodide ion (I) in aqueous solution: S2O3- (aq)...
Consider the reaction of peroxydisulfate ion (S20;-) with iodide ion (I) in aqueous solution: S2O3- (aq) + 31- (aq) +250- (aq) +15 (aq). At a particular temperature the rate of disappearance of S20% varies with reactant concentrations in the following manner: 1 Experiment S20%- (M) I- (M) Initial Rate (M/s) 0.018 0.036 2.6 x 10-6 0.027 0.036 3.9 x 10-6 0.036 0.054 7.8 x 10-6 N 3 4 0.050 0.072 1.4 x 10-5 Part D What is the rate of...
Student Name: Instructor Name: EXP #4: POST-LAB 1. A proposed mechanism for the iodine clock reaction is shown below: Iodine Clock Reaction Mechanism: 1 HSoS0+HIO2 ki-2.95 x 10-1M-'s-1 2-2.0 x 1010 AM-2s-1 ka 1.0 x 105 M-'s-1 ka-3.0 x 105 M-3s-1 HIO2+I +H+2HOI HIO2+ HOI IO +I + 2H+ IO I+2H HIO2 + HOI HOI+I+H I2+H20 ks 3.0 x 1012M-2s-1 I+ H20 HOI+ I +H ke -2.2s-1 I2+HSO+H20+21 +SO- +3H+ -1.0 x 100 M-1-1 where the values of k are...
plz help complete my prelab
heres the first page
3. A third reaction mixture was made up in the following way: 5 mL. 4.0 M acetone+ 5 mL 0.0050 M12+ 10 mL 1.0M HCI+5 mL H2O a. What were the initial concentrations of acetone, 12 and H' ion in the reaction mixture? b. It took 109 seconds for the 12 color to disappear from the reaction mixture when at the same temperature as in question 1. What was the rate...
Consider the reaction of peroxydisulfate ion (S20;-) with iodide ion (I) in aqueous solution: S2O3- (aq) + 31- (aq) +250- (aq) +15 (aq). At a particular temperature the rate of disappearance of S20% varies with reactant concentrations in the following manner: 1 Experiment S20%- (M) I- (M) Initial Rate (M/s) 0.018 0.036 2.6 x 10-6 0.027 0.036 3.9 x 10-6 0.036 0.054 7.8 x 10-6 N 3 4 0.050 0.072 1.4 x 10-5 Part D What is the rate of...
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