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//Chapter-4,Example 4,Page 93
clc;
close;
q_v=-97000 //in cal
R= 8.314 // gas constant
T = 273 + 200 // temperature in Kelvin
n_1= 1 //mols of gaseous reactant
n_2= 1 // mols of gaseous product
delta_n= n_2-n_1
//q_p= q_v + delta_n*R*T
q_p= q_v + delta_n*R*T
printf('the heat combustion of carbon is %.f cals',q_p)
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