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The contents of a helium balloon are in what phase?
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How many grams of aluminum will there be in 98g of al2o3?
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A5 mole sample of liquid acetone is converted to a gas at 75.0°c. if 628 j are required to raise the temperature of the liquid to the boiling point, 15.600 kj are required to evaporate the liquid, and 712 j are required to raise the final temperature to 75.0°c, what is the total energy required for the conversion?
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What physical property of gold makes panning a useful way to get gold from streams?
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The contents of a helium balloon are in what phase?...
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