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When 2 mol of solid magnesium (Mg) combines with 1 mole of oxygen gas (O2), 2 mol of solid magnesium oxide (MgO) is formed and 1204kJ of heat is released. Write the thermochemical equation for this combustion reaction.

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Kim

  1. 2MgO + O2 ==> 2MgO delta H = -1204 kJ.
    becomes
    MgO + 1/2 O2 ==> MgO delta H = -602 kJ/mol for the thermochemical equation.

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    DrBob222

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    Anonymous

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