Question

A lancashire boiler is fed with soft water containing 1200mg/L dissolved solids.IS: 10 392-1982 specifies that the maximum dissolved solids in the boiler water should not exceed 3500 mg/L foe boilers operating upto 20 bar g in order to maintain the specified level a continuous blow down system is adopted. find the percentage of the feed water which will have to be blown down assuming that no carryover is observed.
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Answer 1

Answer:

two advantage of chemical change