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Chemistry, 22.06.2019 21:50
Liquid from a brewery fermentation contains 10% ethanol and 90% water. part of the fermentation product (50,000 kg/h) is pumped to a distillation column on the factory site. under current operating conditions, a distillate of 45% ethanol and 55% water is produced from the top of the column at a rate of one-tenth that of the feed. what is the composition of the waste "bottoms" from the still?
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Chemistry, 23.06.2019 00:00
This statement about matter and its behavior is best classified as a
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Chemistry, 23.06.2019 03:30
Ahelium balloon contains 16.9 l of helium at stp. how many atoms of helium are in the balloon
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How many moles of aluminum are needed to react completely with 2 moles of FeO?
2Al(s) + 3FeO(s) -&g...
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