Chemistry, 15.12.2020 20:00 sarahsompayrac
A piece of wood that measures 3.2 cm by 5.7 cm by 7.3 cm has a mass of 100 g. What is the density of the wood? Would it float on water?
Answers: 1
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A100-watt light bulb radiates energy at a rate of 100 j/s. (the watt, a unit of power or energy over time, is defined as 1 j/s.) if all of the light emitted has a wavelength of 525 nm , how many photons are emitted per second?
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Layers of rock containing fossils, like the layers illustrated here, are most likely composed of rocks.
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The bond energy for the van der waals bond between two helium atoms is 7.9×10−4ev. assuming that the average kinetic energy of a helium atom is (3/2)kbt, at what temperature is the average kinetic energy equal to the bond energy between two helium atoms
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A piece of wood that measures 3.2 cm by 5.7 cm by 7.3 cm has a mass of 100 g. What is the density of...
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