Rewrite each equation below with the delta H value included with either the reactants or the products and identify the reaction as endothermic or exothermic.

A) H2 (g) + O2 (g) - > H2O (l);

DeltaH^0 = - 285.83

B) 2Mg (s) + O2 (g) - >2MgO (s); deltaH^0 = - 1200kJ

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25 December, 05:35

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Patricia Pratt · Answer 1

A) 2H₂ (g) + O₂ (g) → 2H₂O (l) + 285.83 kJ

Exothermic

B) 2Mg + O₂ → 2MgO + 1200kJ

Exothermic

Rewrite each equation below with the delta H value included with either the reactants or the products and identify the reaction as endothermic or exothermic.A) H2 (g) + O2 (g) - > H2O (l);DeltaH^0 = - 285.83B) 2Mg (s) + O2 (g) - >2MgO (s); deltaH^0 = - 1200kJ