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clc
clear
printf("example 2.17 page number 77\n\n")
//to find molecular foemula
C=93.75 //% of carbon
H2=6.25 //% of hydrogen
x=C/12 //number of carbon atoms
y=H2/2 //number of hydrogen atoms
molar_mass=64
density=4.41*29;
ratio=density/molar_mass;
x=ratio*5;
y=ratio*4;
printf("x = %f, y = %f",x,y)
printf("\n\nformula of butyric acid is = C10H8")
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