How many coulombs of positive charge are there in 1.12 kg of plutonium, given that its atomic mass is 244 and each plutonlum atom has 94 protons?
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A: mass = m = 500 g = 0.5 kg initial speed = Vi= 90 cm/s = 0.9 m/s frictional force = f =0.8 N
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Q: Q3 Q2 Q,
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