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the temperature of a substance ____ as its heat of fusion is added to melt the substanceA. increases B. decreases C. remains
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What mass of propane (C3H8) is needed to produce 346g carbon dioxide in the following reaction?C3H8(g)+5O2(g)---> 3CO2(g)
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2. 1,043 views
which of the following statements correctly describes energy levels?A. Electrons can never move to a higher or lower energy
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2. 1,745 views