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If the frequency of a radio station is 8.1 mhz(8.81•10^7)what is the wavelength of the wave used by this radio station for its broadcast
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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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Chemistry, 22.06.2019 20:00
I’m an electrically neutral atomic any element, there are equal numbers of
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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?
Answers: 2
If the frequency of a radio station is 8.1 mhz(8.81•10^7)what is the wavelength of the wave used by...
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