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Physics, 22.06.2019 12:50
The vapour pressure of benzene is 53.3 kpa at 60.6 °c, but it fell to 51.5 kpa when 19.0 g of a non-volatile organic compound was dissolved in 500 g of benzene. calculate the molar mass of the compound.
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Physics, 22.06.2019 15:30
What is a subatomic particle with a negative charge and very little mass?
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Physics, 22.06.2019 20:00
Awave has a wavelength of 7 mm and a frequency of 19 hertz. what is its speed?
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A cable raises a mass of 198.0 kg with an acceleration of 1.2 m/s2. What force (in N) of tension is...
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