Question

Methane burns in oxygen to produce carbon dioxide and water. Which of the following represents a preliminary, unbalanced equation with the correct
chemical formulas?

CH4 + O2 → CO2 + H2O

CH4 + CO2 → O2 + H2O

CO2 + H2O → CH4 + O2

CH4 → O2 + CO2 + H2O

Answer 1

@amistre64 @saifoo.khan @dan815 @mathslover @sammixboo @pooja195

Answer 2

Figure it out. Identify the reactants and the products. Reactants go on the left side of the arrow, separated by + signs. The products go on the right side of the arrow, also separated by + signs. It does not matter what order reactants and products are listed as long as they are all there.

Answer 3

It's really just the way the problem is set up that's set up.