Chemistry
What symbol appears on the periodic table for Calcium which has the atomic number 20?
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What type of compound is prepared by the oxidation of primary alcohols?
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Which type of matter has definite volume but no definite shape?
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What is a compound or mixture of chemical compounds that is used to maintain a steady pH?
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How many pounds of carbon dioxide are produced when a car burns one gallon of gas?
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What symbol appears on the periodic table for Sulfur which has the atomic number 16?
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