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becomes very hot and it looks like it is boiling

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13y ago
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13y ago

acid + metal -> metal salt + hydrogen

hydrochloric acid + magnesium -> magnesium chloride + hydrogen

2HCl (l) + 2Mg (s) -> 2MgCl (s) + H2 (g)

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15y ago

-470,000 joule/mole Mg

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14y ago

Exothermic

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Q: What is the heat of reaction for Mg plus HCl?
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