Zinc dissolves in hydrochloric acid to yield hydrogen gas: zn(s) 2hcl(aq) ® zncl2(aq) h2(g) what mass of hydrogen gas is produced when a 7. 35 g chunk of zinc dissolves in 500. Ml of 1. 200 m hcl?.

Which is true of the reactants in this displacement reaction? fe + 2hcl fecl2 + h2 a. the reactants are located to the left of the arrow in the chemical equation. b. the reactants contain 1 iron atom, 2 hydrogen atoms, and 1 chlorine atom. c. the reactants are the atoms, molecules, or compounds formed in the reaction. d. the reactants have the same physical and chemical properties as the products.

Reduction is a reaction which results in a in electrons and a in positive charge of the atom or ion 1) a- loss 1) b- gain 2) a-increase 2) b-decrease

Which sample at stp has the same number of atoms as 18 liters of ne at stp