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| author | priyanka | 2015-06-24 15:03:17 +0530 |
|---|---|---|
| committer | priyanka | 2015-06-24 15:03:17 +0530 |
| commit | b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (patch) | |
| tree | ab291cffc65280e58ac82470ba63fbcca7805165 /593/CH6/EX6.2/ex6_2.sce | |
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initial commit / add all books
Diffstat (limited to '593/CH6/EX6.2/ex6_2.sce')
| -rwxr-xr-x | 593/CH6/EX6.2/ex6_2.sce | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/593/CH6/EX6.2/ex6_2.sce b/593/CH6/EX6.2/ex6_2.sce new file mode 100755 index 000000000..3f1f999fc --- /dev/null +++ b/593/CH6/EX6.2/ex6_2.sce @@ -0,0 +1,27 @@ +clear;
+//clc();
+
+// Example 6.2
+// Page: 109
+printf("Example-6.2 Page no.-109\n\n");
+
+//***Data***//
+n_eth = 1;//[mol]
+W_water = 1;//[kg]
+Temp = 20;//[C]
+// For pure ethanol at 20C
+v_ethanol = 58.4;//[cm^(3)/mol]
+v_ethanol = v_ethanol/1000;//[L/mol]
+v_water = 1.0019;//[L/1000g]
+// Molality of ethanol in water is
+m = n_eth/W_water;//[molal]
+// We have the equation used in the previous example as
+V_final_mix = 1.0019+0.054668*m-0.000418*m^(2);
+// Where 'V' is( solution volume, liters per 1000g of water ) and 'm' is the molality of ethanol in water
+// V is the final volume of the solution
+// The volume expansion on moxing is
+V_exp = V_final_mix-v_ethanol-v_water;//[L]
+V_exp = V_exp*1000;//[cm^(3)]
+printf("Volume change on mixing etanol and water is %0.3f cubic cm",V_exp);
+// We see that there is a net contraction on mixing of the volume of the ethanol added.
+
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