So, combustion is a chemical reaction when a fuel is burned ... and the hydrogen atoms react with oxygen to make water. The word equation for the combustion of butane is, butane + oxygen → ...

identifying chemical reactions. Skills: Students should be comfortable converting between mass and amounts using molar masses, performing mass balances and determining the stoichiometric ratios for a ...

where Q is the heat of combustion. In this reaction, atoms are conserved and the equation balances for each of the species. The reaction is a stoichiometric reaction, and the coefficients multiplying ...