acid
工业科技

        A substance that gives rise to hydro-gen ions (or H3 O+) when dissolved in wa-ter. An acid in solution will have a pH be-low 7. This definition does not take into ac-count the competitive behavior of acids insolvents and it refers only to aqueous sys-tems......（本文共 966 字, 1 张图）     [阅读本文] >>