Penetrating Education of Nature of Science in Teaching of “Ionization of Acid，Alkali and Salt in Aqueous Solution”
XIA Bo1, CHENG Ping1, BAO Zhi-Ming2
1. College of Teacher Education, Nanjing Normal University, Nanjing 210023, China; 2. High School Affiliated to Nanjing Normal University, Nanjing 210003, China
