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《硫及其化合物》化工生产中的重要非金属元素PPT(第2课时硫酸硫酸根离子的检验) Free Resources Download
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《硫及其化合物》化工生产中的重要非金属元素PPT(第2课时硫酸硫酸根离子的检验)
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"Iron and its Compounds" Iron Metal Materials PPT (Important Compounds of Iron in Lesson 2)
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"Chlorine and its Compounds" Important elements in seawater - sodium and chlorine PPT (Lesson 2 Laboratory preparation method of chlorine and test of chloride ions)
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"Nitrogen and Its Compounds" Important non-metallic elements in chemical production PPT (Lesson 2: Ammonia and ammonium salts)
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"Sodium and Its Compounds" Important elements in seawater - sodium and chlorine PPT (Lesson 2: Several compounds of sodium)
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"Sodium and Its Compounds" Important elements in seawater - sodium and chlorine PPT (several compounds of sodium in lesson 2)
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"Inorganic Non-metallic Materials" Important non-metallic elements in chemical production PPT
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"Sodium and Its Compounds" Important elements in seawater - sodium and chlorine PPT (Lesson 1: Active metal element - sodium)
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"Sodium and Its Compounds" Important elements in seawater - sodium and chlorine PPT (Lesson 1: Active metal element - sodium)
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"Organic Compounds in Diet" Simple Organic Compounds PPT (Lesson 2 Acetic Acid)
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"Iron and its Compounds" Iron Metal Materials PPT (Important Compounds of Iron in Lesson 2)
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"Sodium and Its Compounds" Important elements in seawater - sodium and chlorine PPT (several compounds of sodium in lesson 2)
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"Ethanol and Acetic Acid" Organic Compounds PPT (Lesson 2 Acetic Acid)
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"Sodium and Its Compounds" Important elements in seawater - sodium and chlorine PPT (Lesson 2: Several compounds of sodium)
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"Sodium carbonate and sodium bicarbonate flame color test" Sodium and its compounds PPT
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"Sodium carbonate and sodium bicarbonate flame color test" Sodium and its compounds PPT
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