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Second Questions!
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How are chemists trying to achieve 100% atom economy in chemical reactions? (1 comment)
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Have you ever found something important or invented any thing? (1 comment)
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will we ever beat cancer? (1 comment)
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if you could change the world in one way what would you change and how would you change it. (1 comment)
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What is the chemical symbol for gold? (1 comment)
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