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A rock has a mass of 5.00kg on the moon. What is the mass of the rock on the earth
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An observer that stands still as the electron moves by him, will observe
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Determine the fraction of the magnitude of kinetic energy lost by a neutron (m1 = 1.01 u) when it collides head-on and elastically with a target particle at rest which is 21h (heavy hydrogen, m = 2.01 u).
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Physics, 22.06.2019 15:30
How many neutrons does element x if it’s atomic number is 28 and its mass number is 87
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A rock has a mass of 5.00kg on the moon. What is the mass of the rock on the earth...
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