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+//Example 2.2
+clear;
+clc;
+
+//Given
+v1=2.28;//initial volume in m^3
+v2=4.56;//final volume in m^3
+R=8.314;// gas constant in J K^-1 mol^-1
+T=300.15;// temperature in K
+n=1;//moles
+
+// To determine delH,delE,q,w
+w=(-1)*R*T* log(v2/v1);// w in joule mol^-1
+delE=0;//for reversible process
+q=delE-w;//by using 1st law
+delH=0;//as del(PV)=0
+mprintf('w = %f Joule mol^-1',w);
+mprintf('\n q = %f Joule mol^-1',q);
+mprintf('\n delH = %f Joule mol^-1',delH);
+mprintf('\n delE = %f Joule mol^-1 since it is a reversible process',delE);
+//end
+\ No newline at end of file