imaanc57 imaanc57 23-05-2023 Chemistry contestada 18 g of C2H6 reacts with sufficient oxygen. Calculate the ____. 2.2.1 the number of moles present in 18 g of C2H6 2.2.2 the mass of oxygen that reacted with the C2H6 2.2.3 the number of carbon dioxide molecules produced