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What will a positive and a negative charge do if they are separated from each other?
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Hydrogen atoms are excited by a laser to the =4n=4 state and then allowed to emit. what is the maximum number of distinct emission spectral lines (lines of different wavelengths) that can be observed from this system? 8 6 2 7 4 5 1 3 calculate the wavelength of the 4⟶14⟶1 transition. =λ=
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A raindrop falls from a cloud 100 m above the ground. Neglect air resistance. What is
the speed of...
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