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+//Example 2.8
+clear;
+clc;
+
+//Given
+n=5;//moles of ideal gas
+R=8.314;// gas constant in J K^-1 mol^-1
+T=300;// temperature in K
+p1=10;// initial pressure in atm
+p2=4;// final pressure in atm
+P=1;// external pressure in atm
+
+// To determine q,w,delH and DelE
+w=(-1)*n*R*T*((P/p2)-(P/p1));// w in joule
+q=(-1)*w;//q in J
+mprintf('q = %f J',q);
+mprintf('\n w = %f J',w);
+mprintf('\n delE = 0 J,since it is an isothermal process');
+mprintf('\n delH = 0 J,since it is an isothermal process');
+//end
+\ No newline at end of file