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4. When ethanol undergoes complete combustion, the products are carbon dioxide and water.

_ C2H5OH (aq) + _ O2(g) →_ CO2(g) + _ H2O(g)

What are the respective coefficients when the equation is balanced with the smallest whole numbers?

A. 2, 7, 4, 6 B. 1, 3, 2, 3

C. 1, 2, 1, 3 D. 2, 3, 4, 6


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Answer:

Burning of ethanol. When you burn – or combust – ethanol (C2H5OH) in air (which contains oxygen, O2), the final products obtained are carbon dioxide gas (CO2) and water (H2O).

Explanation:

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