The reaction A(aq) + B(aq) Products(aq) was studied, and the following data were

Question

The reaction A(aq) + B(aq) Products(aq) was studied, and the following data were obtained: [A]0 (mol/L) [B]0 (mol/L) Initial rate (mol/L•s) 0.28 0.42 1.01×100 0.14 0.28 3.37×10-1 0.070 0.21 1.26×10-1 0.56 0.21 1.01×100 The order of the reaction in A is . The reaction A(aq) + B(aq) Products(aq) was studied, and the following data were obtained: [A]0 (mol/L) [B]0 (mol/L) Initial rate (mol/L•s) 0.28 0.42 1.01×100 0.14 0.28 3.37×10-1 0.070 0.21 1.26×10-1 0.56 0.21 1.01×100 The order of the reaction in A is . The reaction A(aq) + B(aq) Products(aq) was studied, and the following data were obtained: [A]0 (mol/L) [B]0 (mol/L) Initial rate (mol/L•s) 0.28 0.42 1.01×100 0.14 0.28 3.37×10-1 0.070 0.21 1.26×10-1 0.56 0.21 1.01×100 The order of the reaction in A is .

Explanation / Answer

Going from experiment 3 to 4, [A] increases by 8 times and [B] remains same, but rate also increases by 8 times. Hence order of reaction with respect to A is 1.

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