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Balancing equations - coefficient of oxygen

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Is the coefficient of oxygen 7 when the equation C2H6+O2>CO2+H2O is balanced?

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The solution is attached below in two formats. One is in Word XP Format, while the other is in Adobe pdf format. Therefore, you can choose the format that is most suitable to you.

The short answer to your question is yes, the coefficient of the oxygen is 7 in the balanced equation.

If you want to see the mathematical procedure I use to balance any equation, you can look at the process in the solution files attached.

To balance an equation we assign arbitrary coefficient to each compound that participates ...

Solution Summary

This solution is provided in 276 words and shows step-by-step how to balance the equation and find the oxygen coefficient.

See Also This Related BrainMass Solution

Combustion of methane, and mass of carbon dioxide, water and oxygen

When methane (CH4) burns, it reacts with oxygen gas to produce carbon dioxide and water. The unbalanced equation for this reaction is:


This type of reaction is referred to as a complete combustion reaction.

What coefficients are needed to balance the equation for the complete combustion of methane? Enter the coefficients in the order CH4,O2 ,CO2 , and H2O, respectively. Answer for this is: 1,2,1,2.

1) What mass of carbon dioxide is produced from the complete combustion of 1.00 x 10-3 g of methane?

2) What mass of water is produced from the complete combustion of 1.00 x 10-3 g of methane?

3) What mass of oxygen is needed for the complete combustion of 1.00 x 10-3 g of methane?

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