The concentration of R in the reaction R \rightarrow_{}^{} P was measured as a function of time and the following data is obtained: [R] (molar) 1.0 0.75 0.40 0.10 t (min.) 0.0 0.05 0.12 0.18 The order of the reaction is:

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Chemistry

Intensive Extensive State and Path Function

Question

The concentration of R in the reaction R $\to_{}^{}$ P was measured as a function of time and the following data is obtained:

[R] (molar)	1.0	0.75	0.40	0.10
t (min.)	0.0	0.05	0.12	0.18

The order of the reaction is:

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R $\to_{}^{}$ P

Assume zero order

R = [R₀] – kt

$k = \frac{[R_{0}] - [R]}{t}$

$k_{1} = \frac{1 - 0 .75}{0 .5} = 5$

$k_{2} = \frac{1 - 0 .4}{0 .12} = 5$

$k_{3} = \frac{1 - 0 .1}{0 .18} = 5$

$∴$ order of reaction should be zero.

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