How many grams are in 2.3 x 10moles of calcium phosphate, Ca,(PO),?

Select all of the statements which are true. electrons are located in shells or orbits around the atom. electrons orbit slowly around the atom. electrons travel in one flat path around the nucleus of an atom. the valence of an atom is determined by the number of electrons in the atom's outermost shell.

Which metals are called noble metals

In one or two grammatically correct sentences, write a definition for the term molecule geometry