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A 50.0 g sample of an unknown hydrocarbon (CxHy) is completely combusted in air, yielding 64.3 grams of water. What is the empirical formula of the unknown compound
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Initially, the balloon had 3.0 liters of gas at a pressure of 400 kpa and was at a temperature of 294 k. if the balloon is cooled to 277 k and its volume decreased to 1 l, what will the new pressure in the balloon be?
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Write a paragraph that provides examples of each stage of volcanic activity, a description of the volcano, and facts about each stage.
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A 50.0 g sample of an unknown hydrocarbon (CxHy) is completely combusted in air, yielding 64.3 grams...
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