Science Homework Help

I’m working on a chemistry question and need an explanation to help me learn.

Gaseous methane CH4 reacts with gaseous oxygen gas O2 to produce gaseous carbon dioxide CO2 and gaseous water H2O. If 0.690g of carbon dioxide is produced from the reaction of 0.80g of methane and 1.7g of oxygen gas, calculate the percent yield of carbon dioxide.

Round your answer to 2

significant figures.