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Chemistry, 22.06.2019 12:00
Which of the following units is not an official si unit? mole liter kilogram ampere
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Take a look at this dandelion. the yellow flower on the right is pollinated and the seeds on the left are transported by
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What happens to the temperature of a substance when the average kinetic energy of its particles increases?
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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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How do various factors affect climate?...
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