Explore BrainMass

Is this particular equation a combustion reaction?

This content was STOLEN from BrainMass.com - View the original, and get the already-completed solution here!

Please balance this equation:
FeS2 + O2 ----> Fe2O3 + SO2

Is this a combustion equation?

© BrainMass Inc. brainmass.com October 24, 2018, 10:40 pm ad1c9bdddf

Solution Preview

Hello, and thank you for posting your question to BrainMass.

Let's write the equation with arbitrary coefficients:

a FeS2 +b O2 ---> c Fe2O3 + d SO2

Now we equate the number of atoms of each specie on both sides:

Fe: a = ...

Solution Summary

This response provides assistance in balancing an equation and explains whether or not the reaction is combustion.

See Also This Related BrainMass Solution

Formula of Compound given combustion reaction, dumas method

A compound contains only C, H, and N. A chemist analyzes it by doing the following experiments.

(a) Complete combustion of 35.0 mg of the compound produced 33.5 mg CO2 and 41.1 mg H2O.
(b) A 65.2 mg sample of the compound was analyzed for nitrogen by the Dumas method, giving 35.6 mL of dry N2 at 740. torr and 25°C.
(c) The effusion rate of the compound as a gas was measured and found to be 24.6 mL/min. The effusion rate of argon gas, under identical conditions, is 26.4 mL/min.

What is the formula of the compound?

View Full Posting Details