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Chemistry
What is a vital constituent of plant and animal life, and is the key component of hemoglobin?
Chemistry
What is a vital constituent of plant and animal life, and is the key component of hemoglobin?
Manganese
Zinc
Calcium
Iron
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Which reagent is not commonly used to hydrate oplephins?
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What is the symbol used on the periodic table for the element Francium?
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Scotch tape and plastic wrap are made from what?
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What heat is released during a change of state?
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What noble gas has the lowest melting and boiling points of all the elements?
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What does the "T' represent in t-butyl?
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What type of compound is prepared by the oxidation of primary alcohols?
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What alkali metal is used in batteries and certain medicines?
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