Chemistry
What is used to remove oxygen from cathode ray tubes and vacuum tubes?
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Felix Hoffmann, not Bayer, first patented what remedy?
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What symbol appears on the periodic table for Unniloctium which has the atomic number 108?
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What symbol appears on the periodic table for the element with the atomic number 66?
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What is the most common chemical element found in the Earth's atmosphere?
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What element is the most ductile of the pure metals, but is less malleable than gold?
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