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1) WhenFe3O4(s)reacts withH2(g)to formFe(s)andH2O(g),151kJ of energy areabsorbedfor each mole ofFe3O4(s)that reacts. Write a balanced thermochemical equation for the reaction with an energy term in kJ as part of the equation.

2) WhenHCl(g)reacts withNH3(g)to formNH4Cl(s),176kJ of energy areevolvedfor each mole ofHCl(g)that reacts. Write a balanced thermochemical equation for the reaction with an energy term in kJ as part of the equation.

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