What mass of Carbon dioxide is produced from the complete combustion of 4.60x10^-3g of methane?

Answer 1

CH4 + 2O2 ==> CO2 + 2H2O
mols CH4 = grams/molar mass
Using the coefficients in the balanced equation, convert mols CH4 to mols CO2.
Now convert mols CO2 to grams. g = mols x molar mass.

Answer 2

What’s the answer?