Chlorine is prepared in laboratory by treating manganese oxide (MnO2) with aqueous hydrochloric acid according to the reaction: 4 HCl (aq) + MnO2 (s) 2 H2O (l) + MnCl2 (aq) + Cl2 (g) How many grams of chlorine is formed when17.40 g of manganese oxide reacts with enough HCl? (Atomic mass of Mn =55u,O=16u,H=1u)
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14.50 g
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