summaryrefslogtreecommitdiff
path: root/632/CH9/EX9.8
diff options
context:
space:
mode:
authorpriyanka2015-06-24 15:03:17 +0530
committerpriyanka2015-06-24 15:03:17 +0530
commitb1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b (patch)
treeab291cffc65280e58ac82470ba63fbcca7805165 /632/CH9/EX9.8
downloadScilab-TBC-Uploads-b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b.tar.gz
Scilab-TBC-Uploads-b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b.tar.bz2
Scilab-TBC-Uploads-b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b.zip
initial commit / add all books
Diffstat (limited to '632/CH9/EX9.8')
-rwxr-xr-x632/CH9/EX9.8/example9_8.sce18
1 files changed, 18 insertions, 0 deletions
diff --git a/632/CH9/EX9.8/example9_8.sce b/632/CH9/EX9.8/example9_8.sce
new file mode 100755
index 000000000..e17fc2398
--- /dev/null
+++ b/632/CH9/EX9.8/example9_8.sce
@@ -0,0 +1,18 @@
+//clc()
+F = 100;//kg
+xf = 0.15;
+P1 = 80;//% ( Carbonate recovered )
+M1 = 106;//(Molecular weight of Na2CO3)
+M2 = 286;//(Molecular weight of Na2CO3.10H2O)
+x1 = M1 / M2;//(Weight fraction of Na2CO3 in crystals)
+Mrecovered = P1 * F * xf / 100;
+Wcrystal = Mrecovered / x1;
+disp("kg",Wcrystal,"(a)quantity of crystals formed = ")
+//Na2CO3 balance gives, F*xf = Wcrystal*x1 + W2*x2
+//W2 weight of mother liquor remaining after crystallization
+//let M = W2 * x2,therefore
+M = F * xf - Mrecovered;
+x2 = 0.09;
+W2 = M/x2;
+W3 = F - Wcrystal - W2;//weight of water evaporated
+disp("kg",W3,"(b)Weight of water evaporated = ") \ No newline at end of file