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For the Reaction S2O82-(aq) + 3I-(aq) →\rightarrow 2SO42-(aq)+ I3-(Aq),
Rate =K[S2O82-][I-]

Question 20

Multiple Choice

For the reaction S2O82-(aq) + 3I-(aq) →\rightarrow 2SO42-(aq) + I3-(aq) ,
Rate =k[S2O82-][I-].When the reaction is followed under pseudo-first-order conditions with [S2O82-] = 200 m M and [I-] = 1.5 m M,
The rate constant was 1.82 s-1.The second order rate constant,K,For the reaction is


A) 1.21 * 103 M-1.s-1.
B) 6.07 * 103 M-1.s-1.
C) 9.10 M-1.s-1.
D) 1.37 * 10-2 M-1.s-1.
E) 1.82 M-1.s-1..

Correct Answer:

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