//water// //page 1.8 example 2// clc W1=7.1;//Mg(HCO3)2 in water in mg/L// W2=8.1;//Ca(HCO3)2 in water in mg/L// W3=4.2;//MgCO3 in water in mg/L// W4=10;//CaCO3 in water in mg/L// W5=24;//MgSO4 in water in mg/L// M1=100/146;//multiplication factor of Mg(HCO3)2// M2=100/162;//multiplication factor of Ca(HCO3)2// M3=100/84;//multiplication factor of MgCO3// M4=100/100;//multiplication factor of CaCO3// M5=100/120;//multiplication factor of MgSO4// P1=W1*M1;//Mg(HCO3)2 in terms of CaCO3// P2=W2*M2;//Ca(HCO3)2 in terms of CaCO3// P3=W3*M3;//MgCO3 in terms of CaCO3// P4=W4*M4;//CaCO3 in terms of CaCO3// P5=W5*M5;//MgSO4 in terms of CaCO3// C=P1+P2+P3+P4; printf("\nCarbonate hardness is %.0f ppm",C); NC=P5; printf("\nNon-Carbonate hardness is %.0f ppm",NC);