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Answer the following question: Ethanol, C₂H5OH, is considered clean fuel
because it burns in oxygen to produce carbon dioxide and water with few
trace pollutants. If 500.0 g of H₂O are produced during the combustion of
ethanol, how many grams of ethanol were present at the beginning of the
reaction? When answering this question include the following:
Have both the unbalanced and balanced chemical equations.
Explain how to find the molar mass of the compounds.
Explain how the balanced chemical equation is used to find the ratio of
moles (hint: step 3 in the video).
Explain how many significant figures your answer needs to have.
The numerical answer
Sagot :
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