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==学爸优选 FPSer.com 微信 582229== 2024-07-02 00:50:56
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资料 2024-07-02 00:50:56
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10自然界的水.mp4
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2024-07-02 00:50:56 |
1.17 GB |
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11【题型归纳】空气中氧气含量测定.mp4
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2024-07-02 00:50:56 |
1.24 GB |
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12【真题易错】空气中氧气含量测定.mp4
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2024-07-02 00:50:56 |
193.43 MB |
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13【题型归纳】氧气制备及实验探究.mp4
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2024-07-02 00:50:56 |
941.99 MB |
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14【真题易错】氧气制备及实验探究.mp4
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2024-07-02 00:50:56 |
208.13 MB |
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15【题型归纳】物质构成的奥秘.mp4
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2024-07-02 00:50:56 |
891.16 MB |
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16【真题易错】物质构成的奥秘.mp4
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2024-07-02 00:50:56 |
169.4 MB |
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17【题型归纳】化学式与化合价.mp4
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2024-07-02 00:50:56 |
481.78 MB |
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18【真题易错】化学式与化合价.mp4
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2024-07-02 00:50:56 |
173.02 MB |
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1物质变化.mp4
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2024-07-02 00:50:56 |
981.16 MB |
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2走进化学实验室.mp4
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2024-07-02 00:50:56 |
562.72 MB |
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3空气.mp4
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2024-07-02 00:50:56 |
1.15 GB |
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4氧气.mp4
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2024-07-02 00:50:56 |
1.18 GB |
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5氧气的制取.mp4
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2024-07-02 00:50:56 |
620.66 MB |
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6分子和原子.mp4
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2024-07-02 00:50:56 |
924.43 MB |
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7元素及元素周期表.mp4
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2024-07-02 00:50:56 |
976.78 MB |
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8化合价与化学式.mp4
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2024-07-02 00:50:56 |
518.05 MB |
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9化学式计算.mp4
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2024-07-02 00:50:56 |
865.18 MB |
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