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"Organic Compounds in Diet" Simple Organic Compounds PPT (Lesson 1 Ethanol)
下载 427 次
2023-09-25 17:33:55
"Organic Compounds in Diet" Simple Organic Compounds PPT (Lesson 2 Acetic Acid)
下载 949 次
2023-09-25 17:33:55
"Understanding Organic Compounds" PPT courseware of organic compounds (properties of alkanes in the second lesson)
下载 352 次
2021-12-25 14:10:07
"Commonly used physical quantities in chemistry - the amount of matter" Understanding chemical science PPT (the application of the amount of matter in chemical reactions in the third lesson)
下载 281 次
2023-09-25 18:21:39
"Try to classify living things" Classification according to the characteristics of living things PPT courseware 8
下载 349 次
2023-09-25 18:28:06
"Try to classify living things" Classification according to the characteristics of living things PPT courseware 4
下载 646 次
2023-09-20 15:14:30
"Try to classify living things" Classification according to the characteristics of living things PPT courseware 6
下载 732 次
2023-09-25 18:28:06
"Scale of Objects and Their Measurement" PPT courseware on the scale, mass and density of the material world
下载 267 次
2023-09-25 18:19:59
"Commonly used physical quantities in chemistry - the amount of matter" PPT courseware for understanding chemical science (lesson 1: the amount of matter and its unit molar mass)
下载 527 次
2023-09-25 18:21:39
"Scale of Objects and Their Measurement" Scale, Mass and Density of the Material World PPT Courseware 4
下载 373 次
2023-10-05 09:34:10
"Representation of Material Composition—Chemical Formula" PPT Courseware on Representation of Chemical Elements and Material Composition
下载 64 次
2023-10-05 09:34:06
"The Mass of Objects and Its Measurement" Scale, Mass and Density of the Material World PPT Courseware 3
下载 256 次
2023-09-25 18:19:58
"Scale of Objects and Their Measurement" Scale, Mass and Density of the Material World PPT Courseware 2
下载 875 次
2023-09-20 15:17:03
"The Mass of Objects and Its Measurement" Scale, Mass and Density of the Material World PPT Courseware 5
下载 69 次
2023-10-05 09:34:11
"The Mass of an Object and Its Measurement" The Scale, Mass and Density of the Material World PPT Courseware 4
下载 335 次
2021-12-28 16:10:05
"Scale of Objects and Their Measurement" Scale, Mass and Density of the Material World PPT Courseware 3
下载 952 次
2023-10-05 09:34:10
"Scale of Objects and Their Measurement" Scale, Mass and Density of the Material World PPT Courseware 3
下载 344 次
2023-09-25 18:19:59
"Commonly used physical quantities in chemistry - the amount of matter" PPT courseware for understanding chemical science (lesson 1, the amount of matter and its unit molar mass)
下载 870 次
2023-10-05 09:46:39
"Changes in Population Genetic Composition and Formation of Species" Biological Evolution PPT Courseware (Lesson 2: The Role of Isolation in Speciation)
下载 909 次
2023-10-05 09:39:38
"The Mass of Objects and Its Measurement" Scale, Mass and Density of the Material World PPT Courseware 3
下载 124 次
2023-10-05 09:34:11
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