2. A water sample gave the following constituents on analysis; Ca(HCO3)2 = 36 ppm, CaSO4 = 34 ppm,
MgCl2 = 48 ppm, MgSO4 = 6 ppm and NaCl = 5 ppm. Calculate the amount of lime (88% pure) and soda
(90% pure) for the treatment of 10000 litres of water. Also calculate the cost of chemicals if costs per
100 kg each of lime and soda are Rs. 120 and Rs. 2750 respectively.
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Don't know bro
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