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//Chapter-5,Example 2,Page 122
clc();
close();
t=[7.18 18 27.05] //time in minute
r=[ 21.4 17.7 15] //rotation in degrees
r_0=24.09
r_a=-10.74
k=(1 ./t).*log10((r_0-r_a)./(r-r_a))
printf('values of k')
disp(k)
printf('since k values are fairly constant by putting in 1nd order rate equation. \nHence hydrolysis of methyl acetate is of 1st order.')
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