# Chemistry

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I'm trying to calculate the enthalpy of the reaction

Mg(s) + 2HCl(aq) -> MgCl2(aq) + H2 (g)

however I cannot find the enthalpy of the compound MgCl2 (aq) and I cannot calculate the total enthalpy without it

• Chemistry -

My text gives -641.8 kJ/mol MgCl2(s)as delta Hformation.

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