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The effects of concentration of zink cloride (ZnCl2) on the heavy metal ion adsorption of activated carbon. Have been done experimentall carbon were prepared from sugar cane baggase using microwave irradiation assisted ZnCl2 activation. Zink chloride were used as activation agent with various of concentration i,e. 1 M, 2 M dan 3 M and labelled KA 1M, KA 2M and KA 3M respectively and of the outp…