Study on the Preconception of Junior High School Students' Chemical Equation and Its Influencing Factors
LI Chuan1, TANG Li-Meng2,3, LI Yan-Ling1, LIU Jing-Hua1**
1. School of Teacher Education, Hebei Normal University, Shijiazhuang 050024, China;
2. College of Chemistry and Material Science, Hebei Normal University, Shijiazhuang 050024, China;
3. No.1 High School in Jining,Jining 272100, China
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