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In a laboratory, 1.55mg of an organic compound containing carbon, hydrogen, and oxygen is burned for analysis. this combustion resulted in the formation of 1.45mg of carbon dioxide and .89 mg of water. what is the empirical formula for this compound?
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If two objects at different te,peraure are in contact with each other what happens to their temperature
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32p has a half-life of 143 days. The original sample of 920 has a mass of 1.88mg Approximately what...
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