Write the net ionic equation, including phases, that corresponds to the reaction Cu(ClO2)2(aq) + Na S(aq) - CuS(s) + 2 NaClO4 (aq)

net ionic equation:

Plz choose one of the compounds from the table and explain how you know the numbers of atoms in your formula. is it possible for two different compounds to be made from the exact same two elements? why or why not? with a limited number of elements (less than 120 are known), does this mean we also have a small number of compounds or do we have a large number of compounds in this world?

Give the orbital configuration of the phosphorus (p) atom.

Asolid that forms and separates from a liquid mixture is called