The following initial rate data are for the oxidation of arsenate ion by cerium(IV) ion in aqueous solution: AsO3³ +2 Ce4+ + H₂O → AsO₂³+2 Ce³+ + 2 H+ Experiment [AsO 3³ ]o, M [Ce4+] or M Initial Rate, Ms™¹ 1 2 3 4 2.42×10-2 Rate = 4.84x10-2 2.42x10-2 4.84x10-2 0.242 From these data, the rate constant is 0.242 0.485 0.485 7.11x10-4 1.42x10-3 2.86x10-3 Complete the rate law for this reaction in the box below. Use the form K[A][B]". If mor n are 1, don't enter the 1. Omit concentrations taken to the zero power. 5.72x10-3 M-25-1.

Chemistry: The Molecular Science
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Author:John W. Moore, Conrad L. Stanitski
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Chapter11: Chemical Kinetics: Rates Of Reactions
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The following initial rate data are for the oxidation of arsenate ion by cerium(IV) ion in aqueous solution:
AsO 3³ +2 Ce4+ + H₂O →→→ AsO4³- + 2 Ce³+ + 2 H+
Experiment [As03³¯] M[Ce4+], MInitial Rate, Ms¯¹
2.42×10-2 0.242
1
2
3
4
4.84x10-2
Rate =
2.42×10 2
4.84x10-2
0.242
From these data, the rate constant is
0.485
0.485
7.11x10-4
1.42x10-3
2.86x10-3
Complete the rate law for this reaction in the box below.
Use the form K[A][B]". If m or n are 1, don't enter the 1. Omit concentrations taken to the zero power.
5.72x10-3
M-25-1.
Transcribed Image Text:The following initial rate data are for the oxidation of arsenate ion by cerium(IV) ion in aqueous solution: AsO 3³ +2 Ce4+ + H₂O →→→ AsO4³- + 2 Ce³+ + 2 H+ Experiment [As03³¯] M[Ce4+], MInitial Rate, Ms¯¹ 2.42×10-2 0.242 1 2 3 4 4.84x10-2 Rate = 2.42×10 2 4.84x10-2 0.242 From these data, the rate constant is 0.485 0.485 7.11x10-4 1.42x10-3 2.86x10-3 Complete the rate law for this reaction in the box below. Use the form K[A][B]". If m or n are 1, don't enter the 1. Omit concentrations taken to the zero power. 5.72x10-3 M-25-1.
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