A-Calculate the number of molecules in 6.00 moles H2S .Express your answer numerically in molecules.
B-Calculate the number of moles of Cl atoms in 3.61×1024 formula units of magnesium chloride, MgCl2 .
C-Calculate the number of moles of aluminum, sulfur, and oxygen atoms in 6.00 moles of aluminum sulfate, Al2(SO4)3 .
Express the number of moles of Al , S , and O atoms numerically, separated by commas.
D-Calculate the number of moles of magnesium, chlorine, and oxygen atoms in 3.00 moles of magnesium perchlorate, Mg(ClO4)2 .
E-A sample of propane, C3H8 , contains 17.0 moles of carbon atoms. How many total moles of atoms does the sample contain?