ula ã) 70116 (> Express the number of moles of Mg. Cl, and O atoms numerically, separated by commas. three axygen atoms. moles of Mg, C, o 5.10,15.2,40.8 moles 6 moles O X Incorrect: Try Again Part C A sample of propane, C,Hs,contains 13,7 moles of carbon atoms. How Express the total number of moles of carbon and hydrogen numerica many total moles of atoms does the sample contain? View Available Hint(s) moles 1.007 102