Rate Laws Flashcards
Zeroth Order Differential Rate Law
-d[A]/dt = k
Zeroth Order Integrated Rate Law
[A] = [A0] - kt
Zeroth Order Characteristic Kinetic Plot
[A] vs. t
slope = -k
Half Life of Zeroth Order Reaction
[A0]/2k
Units of Zeroth Order Rate Constant
Mole/L*sec
First Order Differential Rate Law
-d[A]/dt = k[A]
First Order Integrated Rate Law
[A] = [A0] exp(-kt)
First Order Characteristic Linear Plot
ln[A] vs t
slope = -k
Half Life of First Order Reaction
ln(2)/k
Units of First Order Rate Constant
1/sec
Second Order Differential Rate Law
-d[A]/dt = k[A]^2
Second Order Integrated Rate Law
[A] = [A0]/(1+kt[A0])
Second Order Characteristic Linear Plot
1/[A] vs t
slope = k
Half Life of Second Order Reaction
1/k[A0]
Units of Second Order Rate Constant
L/mole*sec