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authorpriyanka2015-06-24 15:03:17 +0530
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+//Chapter-3,Example 12,Page 60
+clc;
+close;
+
+t_half =6.13 //half life of Ac(222)
+
+t= 10 //time period
+
+amnt=1/10^(t*0.693/(2.303*t_half))
+
+printf('the amount of the substance left is %.4f ',amnt)