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Chemistry
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20 Jun 2020

The following data is for the reaction 2B→D+E which is second order with respect to B.

Time (s) [B] (M)
0 2.506
30 1.253
60 0.835
90 0.626

How much of B is consumed two minutes into the reaction?

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General Chemistry 2
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Solve problems relating to zero-, first-, and second-order reactions
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Related questions

The following data was collected for the reaction A+ B + C → 2D+E. 

Time (minutes) [A] (M) [B] (M) [C] (M)
0 5.012 x10-3 2.080 x10-3 3.199 x10-3
5 2.506 x10-3 1.542 x10-3 2.883 x10-3
15 1.253 x10-3 8.47 x10-3 2.253 x10-3
20 1.002 x10-3 6.28 x10-3 1.937 x10-3

What order is this reaction? 

The following data was collected for the reaction A+ B + C → 2D+E. 

Time (minutes) [A] (M) [B] (M) [C] (M)
0 5.012 x10-3 2.080 x10-3 3.199 x10-3
5 2.506 x10-3 1.542 x10-3 2.883 x10-3
15 1.253 x10-3 8.47 x10-4 2.253 x10-3
20 1.002 x10-3 6.28 x10-4 1.937 x10-3

What is the general rate law for the observed reaction?

31. Consider the reaction: CHg(g) – 2C2H4(g) The tabulated data were collected for the concentration of C4H8 as a function of time: Time (s) [C,H9] (M) 1.000 0.913 0.835 0.763 0.697 ဝ g 50 0.637 a. What is the average rate of the reaction between 0 and 10 s? Between 40 and 50 s? b. What is the rate of formation of CH4 between 20 and 30 s?

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