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Chemistry · L2 · Comparing CO₂ Output From Different Fuels

The more carbon atoms a fuel molecule has, the more CO2 it releases per molecule when it burns completely.

by @openstemUpdated Chemistry
Fuel + oxygen, burning completelyMethane CH4: 1 carbon atomPropane C3H8: 3 carbon atomsPetrol/octane C8H18: 8 carbon atomsCandle wax ~C25H52: 25 carbon atomsMakes 1 CO2 per moleculeMakes 3 CO2 per moleculeMakes 8 CO2 per moleculeMakes 25 CO2 per molecule

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