How many atoms of aluminum are in a molecule of magnesium aluminum oxide (Al2MgO4)?

This is a mixture that has the same composition throughout.

Calculate the molarity of the solution. 6.02 x 1022 molecules of hci (molecular weight = 36.5 g/mole) in 2.0 liters of water m

Which of the following elements would you expect to have the lowest ionization energy value? fluorine, lithium, neon, nitrogen