It keeps saying my k is wrong? Map Sapling Learning For A products, time and con

Question

It keeps saying my k is wrong? Map Sapling Learning For A products, time and concentration data were collected and plotted as shown here A] (M) t (s) 0.650 0.0 0.575 30.0 0.500 60.0 0.425 90.0 In[A] 1/IA] Determine the reaction order, the rate constant, and the units of the rate constant. Number Number Units order-o 11-400 M. s1 There is a hint available! View the hint by clicking on the bottom divider bar. Click on the divider bar again to hide the hint. 0 Previous Give Up & View Solution e Check Answer Next -I Exit

Explanation / Answer

from ln[A] vs t and 1/[A] vs t graphs it is clear that reaction is zero order.

order = zero = 0

for zero order reaction

[A0] - [A] = K0 t

0.650 - 0.575 = K x 30

0.075 = K x 30

K = 0.0025

units = M s-1

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