1.2.2.2 - Standard Enthalpy of Combustion (ΔH_c°)
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Practice Questions
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What is the standard enthalpy of combustion for methane?
💡 Hint: Think about the common reaction that produces carbon dioxide and water.
What are the common products of combustion reactions?
💡 Hint: Consider what is produced by burning hydrocarbons.
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Interactive Quizzes
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What is ΔH_c°?
💡 Hint: Remember it is about burning a substance and what happens to energy.
True or False: ΔH_c° is always positive for combustion reactions.
💡 Hint: Think about what occurs when something burns.
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Challenge Problems
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Explain the environmental impacts of different combustion fuels and their ΔH_c° values on greenhouse gas emissions.
💡 Hint: Consider the correlations between energy yields and emissions.
Using standard enthalpy values, calculate the ΔH_c° for the combustion of propane (C₃H₈) if the reaction is: C₃H₈ + 5 O₂ → 3 CO₂ + 4 H₂O.
💡 Hint: Find the values for each involved and apply the formula.
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