Copper carbonate (CUCO3) reacts with hydrochloric acid (HCI) according to this equation: CUCO3(s) + 2HCl(aq) → CuCl2(aq) + H20() + CO2(g).

Which statement correctly describes the substances in this reaction?

Which substance has non polar covalent bonds

Which terms are used to identify pure substances

Which of the following is an indication that a substance has undergone a chemical change? a. no new product has been formed. b. the color of the substance has not changed. c. the original constitute has not changed. d. the molecular structure has changed.