2 3 Order of a
Reaction
Calculate the overall order of a reaction which
has the rate expression
(a) Rate = k [A]1/2 [B]3/2
(b) Rate = k [A]3/2 [B]–1
(a) Rate = k [A]x  [B]y
order = x + y
So order = 1/2 + 3/2 = 2, i e , second order
(b) order = 3/2 + (–1) = 1/2,  i