Which of the following contains a polyatomic ion? sodium iodide

carbon monoxide

Iron II oxide

ammonium chloride

At stp, what is the volume of 1 mole of co2?

Which statement is true about this reaction? 14n+1h 15o it is a practical source of energy on earth. it occurs only outside the solar system. its product is heavier than each of its reactants. it shows the critical mass of an element.

Which metals are called noble metals