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CBSE Class 12-science Answered

The reaction b/w A and B is first order w.r.t A and zero order w.r.t B . Fill in the blanks in the following table
 
[A] [B] initial rate
0.1 0.1 6 x 10^-3
 
.... 0.2 4 x 10^-2
 
0.4 0.4 ........
 
.... 0.2 2 x 10^-2
 
 
Asked by inderjeet.saluja | 05 Nov, 2014, 12:22: AM
answered-by-expert Expert Answer

Rate = K [A]1 [B]0

6 x 10-3 = K x [0.1]1 x [0.1]0

K = 6 x 10-2

 

4 x 10-2 = 6 x 10-2 x [A] x [0.2]0

[A] = 0.67 M

 

Rate = K x [0.4]1 x [0.4]0

Rate = 6 x 10-2 x 0.4

Rate = 2.4 x 10-2

 

2 x 10-2 = 6 x 10-2 x [A]

[A] = 0.33 M
 

[A]

[B]

Initial rate

0.1

0.1

6 x 10-3

0.67

0.2

4 x 10-2

0.4

0.4

2.4 x 10-2

0.33

0.2

2 x 10-2

Answered by Arvind Diwale | 05 Nov, 2014, 11:39: AM
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