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Question
Balance the following equation:
\[\ce{Mg(OH)2 + HCl -> MgCl2 + H2O}\]
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Solution
\[\ce{Mg(OH)2 + 2HCl -> MgCl2 + 2H2O}\]
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| Reactants | Products | Types of chemical reaction | ||
| 1. | MgH2 | → | Mg + H2 | Endothermic |
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| 3. | CaO + H2O | → | Ca(OH)2 + heat | Exothermic |
| Redox | ||||
