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authorprashantsinalkar2017-10-10 12:27:19 +0530
committerprashantsinalkar2017-10-10 12:27:19 +0530
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+//water//
+//page 1.9 example 4//
+clc
+H=210.5;//hardness in ppm//
+M1=100;//molecular weight of CaCO3//
+M2=136;//molecular weight of FeSO4//
+M=M1/M2;//multiplication factor of FeSO4//
+W=H/M;//weight of FeSO4 required//
+printf("\nFeSO4 required is %.1f ppm",W); \ No newline at end of file