A first order suoction takes 40min for 30% completion
calculate the rate constant
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Answer:
first order suoction takes 40min for 30% completion
calculate the rate cconstant
Answered by
1
Explanation:
Let a M be the initial concentration. After 40 minutes, the concentration is a−
100
30a
=0.70a.
k=
t
2.303
log
[A]
[A])
−
k=
40
2.303
log
0.70a
a
k=8.92×10
−3
/min
The half life period, t
1/2
=
k
0.693
=
8.92×10
−3
/min
0.693
=77.7 min.
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