abby151815 abby151815 03-12-2020 Chemistry contestada PLEASE HELP ASAP I NEED THIS THANK YOU SOO MUCH which of the two chemical equations follow the Law of Conservation of Mass Equation A: Zn +2HCl —> ZnCl2+ 2H2 Equation B: Zn +2HCl —> ZnCl2 + H2