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What is the chemical reaction for the preparation of chlorine by heating manganese dioxide with concentrated hydrochloric acid (HCl)?
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MnO2 + 4HCl → MnCl2 + Cl2 + 2H2O
Chlorine can be prepared by heating manganese dioxide (MnO2) with concentrated hydrochloric acid (HCl) through the following reaction: MnO2 + 4HCl → MnCl2 + Cl2 + 2H2O.
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