The following data were obtained at a certain temperature for the decomposition of ammonia in contact with tungsten:

p (mm Hg)
50
100
200
Relative $t_{1/2}$
3.64
1.82
0.91
Find the order of the reaction.

Question

The following data were obtained at a certain temperature for the decomposition of ammonia in contact with tungsten:

p (mm Hg)	50	100	200
Relative $t_{1/2}$	3.64	1.82	0.91

Find the order of the reaction.

TestHub · Accepted Answer

We know, ( t 1/2 ​ ) 2 ​ ( t 1/2 ​ ) 1 ​ ​ = ( a 1 ​ a 2 ​ ​ ) n − 1 . 1.82 3.64 ​ = ( 50 100 ​ ) n − 1 2 = 2 n − 1 n − 1 = 1 n=2 order of the reaction =2.

Chemistry - Chemical Kinetics Question with Solution | TestHub

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