8
Solution
Solution
Solution
Solution
Solution
Table 3 4 summarises the mathematical features of integrated laws of
zero and first order reactions Table 3 4: Integrated Rate Laws for the Reactions of Zero and First Order
Order
Reaction
Differential
Integrated
Straight
Half-
Units of k
type
rate law
rate law
line plot
life
0
R® P
d[R]/dt = -k
kt = [R]0-[R]
[R] vs t
[R]0/2k
conc time-1
or mol L–1s–1
1
R® P
d[R]/dt = -k[R]
[R] = [R]0e-kt
ln[R] vs t
ln 2/k
time-1 or s–1
or kt =
ln{[R]0/[R]}
Rationalised 2023-24
78
Chemistry
Most of the chemical reactions are accelerated by increase in temperature