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Physics, 22.06.2019 14:00
Agraduated cylinder contains 63.0 ml of water. a piece of gold, which has a density of 19.3 g/ cm3, is added to the water and the volume goes up to 64.5 ml. calculate the mass in grams of the gold that was added to the water. explain how you got your answer.
Answers: 3
Physics, 22.06.2019 19:30
The nuclear potential that binds protons and neutrons in the nucleus of an atom is often approximated by a square well. imagine a proton conned in an innite square well of length 105 nm, a typical nuclear diameter. calculate the wavelength and energy associated with the photon that is emitted when the proton undergoes a transition from the rst excited state (n 2) to the ground state (n 1). in what region of the electromagnetic spectrum does this wavelength belong?
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Physics, 23.06.2019 03:20
If you divide a speed in miles per minute by 60, you get the same speed expressed in miles
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Mathematics, 30.07.2019 21:20
Mathematics, 30.07.2019 21:20
Mathematics, 30.07.2019 21:20
Mathematics, 30.07.2019 21:20
Mathematics, 30.07.2019 21:20
English, 30.07.2019 21:20