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研究同主族元素的性质ppt Free Resources Download
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"Gradual changes in properties of elements of the same period and same main group" experimental activity PPT
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2023-09-25 18:21:27
"Gradual changes in properties of elements of the same period and same main group" experimental activity PPT
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"Periodic changes in the properties of elements" PPT courseware on the periodic law of elements
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"Periodic changes in the properties of elements" PPT download of the periodic law of elements
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"Methods and Procedures for Studying the Properties of Matter" Understanding Chemical Science PPT (Basic Procedures for Studying the Properties of Matter in Lesson 2)
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"Methods and Procedures for Studying the Properties of Matter" Understanding Chemical Science PPT (Basic Methods for Studying the Properties of Matter in Lesson 1)
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"Methods and Procedures for Studying the Properties of Matter" Understanding Chemical Science PPT Courseware (Basic Procedures for Studying the Properties of Matter in Lesson 2)
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"Methods and Procedures for Studying the Properties of Matter" Understanding Chemical Science PPT Courseware (Basic Methods for Studying the Properties of Matter in Lesson 1)
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"Methods and Procedures for Studying the Properties of Matter" Understanding Chemical Science PPT Courseware (Basic Procedures for Studying the Properties of Matter in Lesson 2)
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"Methods and Procedures for Studying the Properties of Matter" Understanding Chemical Science PPT Courseware (Basic Methods for Studying the Properties of Matter in Lesson 1)
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"Determining Our Research Topic" PPT
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"Determining Our Research Topic" PPT
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"Periodic Law of Elements" Periodic Law of Elements in Material Structure PPT (Periodic changes in the properties of elements in Lesson 1)
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"Classification of Elements and Matter" Elements and the Material World PPT (Lesson 1: Relationship between Elements and Matter, Classification of Matter)
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