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Chemistry, 22.06.2019 12:00
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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Chemistry, 22.06.2019 19:00
Which change to the system wood cause the freely-moving piston to lower?
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Chemistry, 23.06.2019 00:30
What would be the original temperature of a gas that has a volume of 2.0 l and a pressure of 2.0 atm and an unknown temperature that the volume increased to 3.5 l in its pressure decreased to 1.0 atm if the final temperature is measured to be 11°c
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Chemistry, 23.06.2019 03:00
Abaker touches a pie right after taking it out of the oven. which statement best explains why the pie feels hot?
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1C4H6O3+1H2O−→2C2H4O2 what type of reaction is this?...
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