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Chemistry

Ethane (C2H6) burns with oxygen to produce carbon dioxide and water. A sample of ethane was burned completely and the water that formed had a mass of 1.61g. How much ethane, in moles and in grams, was in the sample?

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  1. Write the equation and balance it.
    2C2H6 + 7O2 ==> 4CO2 + 6H2O

    Here is a stoichiometry problem I've posted. Just follow the steps in the example.
    http://www.jiskha.com/science/chemistry/stoichiometry.html

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