Convert 8.42 x 1024 atoms of aluminum into moles. (AKS 4e)

What is the maximum number of electrons that an atomic orbital can contain?

Which buffer would be better able to hold a steady ph on the addition of strong acid, buffer 1 or buffer 2? explain. buffer 1: a solution containing 0.10 m nh4cl and 1 m nh3. buffer 2: a solution containing 1 m nh4cl and 0.10 m nh3

What three things does a balanced equation show you?