4C2H5 + 13O2 8CO2 + 10H20
determine the number of moles of O2(g) required to completely
react with 15 moles of C2H5(g) during this reaction.

It is a mixture. simply put, a compound must be pure, that is, of only one chemical structure and composition. a mixture is made of different chemical substances (i.e. elements, molecules, compounds) that are not chemically bonded to each other, but instead physically grouped together, as in the case of gasoline (a homogeneous solution).

Answercan utilize even low wind speed to produce electricity;

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