ISBN: 9787537946216 - sprint key classes - junior high school chemistry (1 Ergebnisse)

paperback. Zustand: New. Paperback. Pub Date: 2010 Pages: 320 Language: Chinese in Publisher: Press. Shanxi Education Press the sprint key classes: junior high school chemistry major basic experimental skills. gas preparation. purification and drying substances inspection and inferred material separation and purification. the design and evaluation of the comprehensive experiment. constituting the material particles. consisting of. the diversity of chemical substances. chemical changes. and Properties. recognizing geo.…