A sample of propane C3H8 contains 12.2 moles of carbon atoms. How many total moles of atoms does the sample contain? Will mark brainliest

This classification of drug typically changes the brain's chemistry and reduces its ability to create its own endorphins.

Iron (3) oxide will decompose in the presence of hydrogen gas and heater to produced iron and digydrogen monoxide white a balanced chemical equation

If 16.00g of hydrogen gas reacts with 126.73g of oxygen, how many grams of water are yielded? (both reactants are completely consumed in the reaction.)