Chemistry
What post-transition metal is used to make blue and violet light-emitting diodes (LEDs) and diode lasers?
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What polyethylene bowls made Earl Tupper a millionaire?
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What is the name of the temperature at which Helium I becomes Helium II?
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Oxygen can also be created by humans by using what process, where electricity passes through water?
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What is the name of a hydrocarbon with two carbons sp^2 hybridized?
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What symbol appears on the periodic table for the element with the atomic number 58?
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What happens to water when it gets close to freezing?
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What occurs when molecules are evenly spread out in a space?
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