(b) How does bleeding from a wound stop by applying alum? – InterviewSolution

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1.	(b) How does bleeding from a wound stop by applying alum?
Answer» Bleedingcan bestoppedby coagulation of the blood (formation of a clot). ... Potashalumhas highly charged Al3+ and (SO4)2- ions which act as neutralizing ions for the protein colloid in blood. This causes aggregation or clotting and this in turnstopsthebleeding.

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