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活泼的钠
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铝与酸、碱反应的有关计算
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铁与水蒸气反应的再探究
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钠与盐溶液的反应
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碳和浓硫酸产物验证方法的探究
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铜和浓硫酸实验的探究
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氨气的制备方法再探究
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氨气的喷泉实验再研究
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氨气的还原性
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海水中提取溴单质
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海带中碘元素的验证
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海水中提取金属镁
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三价铁的氧化性
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过氧化钠和二氧化碳的计算
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