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When Magnesium Reacts with Hydrochloric Acid, Aqueous Magnesium Chloride and Hydrogen

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When magnesium reacts with hydrochloric acid, aqueous magnesium chloride and hydrogen gas are produced.Suppose 0.120 g Mg react with the HCl in a 75.000 g acidic solution contained in a calorimeter.The temperature increases by 6.03 °\degree C.Calculate the Δ\Delta Hrxn of Mg with HCl in kJ/mol.Assume the specific heats of the solution and of the empty calorimeter are 4.18 J/g . °\degree C) and 64.4 J/ °\degree C, respectively.
 When magnesium reacts with hydrochloric acid, aqueous magnesium chloride and hydrogen gas are produced.Suppose 0.120 g Mg react with the HCl in a 75.000 g acidic solution contained in a calorimeter.The temperature increases by 6.03  \degree C.Calculate the  \Delta H<sub>rxn</sub> of Mg with HCl in kJ/mol.Assume the specific heats of the solution and of the empty calorimeter are 4.18 J/g .   \degree C) and 64.4 J/  \degree C, respectively.

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