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diff --git a/2024/CH10/EX10.3/10_3.sce b/2024/CH10/EX10.3/10_3.sce
new file mode 100755
index 000000000..c7f3e15f8
--- /dev/null
+++ b/2024/CH10/EX10.3/10_3.sce
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+clc
+//Initialization of variables
+x1=1/3
+n1=1
+n2=2
+x2=2/3
+p=12.7 //psia
+cp1=7.01 //Btu/mole R
+cp2=6.94 //Btu/mole R
+R0=1.986
+T2=460+86.6 //R
+T1=460 //R
+p0=14.7 //psia
+//calculations
+p1=x1*p
+p2=x2*p
+ds1= cp1*log(T2/T1) - R0*log(p1/p0)
+ds2= cp2*log(T2/T1) - R0*log(p2/p0)
+S=n1*ds1+n2*ds2
+//results
+printf("Entropy of mixture = %.2f Btu/R",S)
+printf("the answer given in textbook is wrong. please check using a calculator")