Description
Ethanolย (๐ถ2๐ป5๐๐ป)ย is currently blended with
gasoline as an automobile fuel.
Part A
Write a balanced equation for the combustion of liquid ethanol in air.
Express your answer as a chemical equation. Identify all of the phases in your answer.
7ย A chemical reaction does not occur for this question.
Part B
Calculate the standard enthalpy change for the reaction, assumingย ๐ป2๐(๐)ย as a product.
Express your answer using five significant figures.
๐ฅ๐ป๐0=1,๐๐ฝ๐๐๐
Part C
Calculate the heat produced per liter of ethanol by combustion of ethanol under constant pressure. Ethanol has a density ofย 0.789๐๐๐ฟ.
Express your answer using three significant figures.
๐๐ฝ๐ฟ
Part D
Calculate the mass ofย ๐ถ๐2ย produced perย ๐๐ฝย of heat emitted.
Express your answer using five significant figures.
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