From b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b Mon Sep 17 00:00:00 2001
From: priyanka
Date: Wed, 24 Jun 2015 15:03:17 +0530
Subject: initial commit / add all books

---
 599/CH7/EX7.9/example7_9.sce | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)
 create mode 100755 599/CH7/EX7.9/example7_9.sce

(limited to '599/CH7/EX7.9')

diff --git a/599/CH7/EX7.9/example7_9.sce b/599/CH7/EX7.9/example7_9.sce
new file mode 100755
index 000000000..2f74ba6ea
--- /dev/null
+++ b/599/CH7/EX7.9/example7_9.sce
@@ -0,0 +1,24 @@
+
+clear;
+clc;
+printf("\t Example 7.2\n");
+
+//part(i)
+a1=229.7;              //solubility at 60 degree
+a2=174.7;              //solubility at 60 degree
+t1=68;                // percentage of sodium nitrate
+t2=30.34;
+x1=a1/329.7 *100;        //percentage of saturated solution at 50 degree
+tw=(t1/32)/(x1/t2);    //the  percentage saturation
+printf("\nthe  percentage saturation is :%f percent",tw*100);
+
+//part(ii)
+//let x be the weight of Cesium chloride crystal formed after crystallisation
+x=poly([0],'x');        //calc. x the weight of crystal
+t=roots(1000*.68-(x+(1000-x)*174.7/274.7));             
+printf("\n the weight of CaCl2 crystal formed after crystallisation :%f kg",t);
+
+//part(iii)
+yield=t/680;          //yield = weight of CaCl2 crystal formed/weight of CaCl2
+printf("\n the percentage yield of Cesium chloride  is:%f percent",yield*100);
+//end
\ No newline at end of file
-- 
cgit