Isbn: 9787107279850 - 成人高考复习丛书:物理化学综合科及解题指导(化学分册)(高中起点升本科) (1 resultados)

paperback. Condición: New. Paperback. Pub Date :2014-01-01 Pages: 258 Language: Chinese Publisher: People's Education Press in certain compounds. the atoms of different elements often have two or more closely together to form a group of atoms. Such radicals. in many chemical reactions. as a whole participate in the reaction. as if one atom. and also with a charge. Such radicals also called root. a root with valency. generally referred to at the root. Contents: The first part of the basic concepts and theories of a comp.…