Indicate whether each species is a reactant, product or spectator. Dilute sulfuric acid is added to zinc to form hydrogen gas. 2H+(aq) + SO42-(aq) + Zn(s) → H2(g) + Zn2+(aq) + SO42-(aq) [ Select ] Spectator Reactant Product   [ Select ] Reactant Product Spectator   [ Select ] Reactant Spectator Product   [ Select ] Spectator Product Reactant   Product   [ Select ] Reactant Spectator Product  多重下拉选择题