When the following equation is balanced:             _____ Al(NO3)3 + _____Na2S 

What is the name of the compound, PdCO3?

How many nitrogen atoms are there in 10 g of NH4NO3?

How many protons, neutrons, and electrons are there in one atom of 63Cu?

Lithium and nitrogen react to produce lithium nitride via the following balanced equation: 6 Li (s)  +  N2 (g)   

Elements from opposite sides of the periodic table tend to:

A piece of pure silver foil is cut to dimensions of 3.00 cm x 5.00 cm. Its mass is measured as 0.483 g.  Given the density of Ag is 10.5 g /cm3, and the diameter of a single Ag atom is 288 pm, how many Ag atoms span the thickness of the foil?

Which of the following is an intensive (bulk) property of matter?

The empirical formula of a compound is C7H5O2. If the molecular mass of this compound is242 amu, what is its molecular formula?

How many oxygen atoms are there in 2.74 g of Al2(SO4)3?