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What is the heat of reaction for 2H2 + O2 -> 2H2O, if heat of formation of H2, O2, and H2O are 2 J, 5 J, and 10 J respectively?

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Topics in this quiz include: Energy balance simplifications and solving, open and closed energy balance applications, enthalpy of formation and reaction, heat of combustion and the concepts of heat merging.
 


What is the heat of reaction for 2H<sub>2</sub> + O<sub>2</sub> -> 2H<sub>2</sub>O, if heat of formation of H<sub>2</sub>, O<sub>2</sub>, and H<sub>2</sub>O are 2 J, 5 J, and 10 J respectively?






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