Question
10.5g of zinc was heated to a constant mass and the residue treated with excess Hcl: ZnCo3+Hcl-----ZnCl2+Co2+H2O.
Calculate the mass of zinc chloride that would be obtained
Calculate the mass of zinc chloride that would be obtained
Answers
10.5 g Zn heated to constant mass may form ZnO but not ZnCO3.
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