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苏教版九年级上册化学补充习题答案第一章参考答案第一节课 =E58685E8AEADhl_tag=textlinktn=SE_hldp01350_v6v6zkg6 t _blank 内训练C D D D B6 吸烟的危害有:会引起 =E882BAE7998Chl_tag=textlinktn=SE_hldp0
第1章 第1节 化学给我们带来什么例1 B1C 2D 3D 4D 5B 6吨 7略 8白色固体逐渐减少至消失有刺激性气味气体产生(若用试管加热试管口还能看到水滴生成) 碳酸氢铵逐渐分解而减少 91—b 2—a 3—d 4—c第2节 化学研究些什么例1 C 例3 ①③⑤②④⑥1C 2C 3B 4D
本答案校对人QQ 876581427本答案校对人QQ 876581427
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