How many electrons are in an atom with the electron
configuration of 1s 2s 2p 3s!?
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Which description best characterization the motion of particles in a solid
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Ablock of aluminum is dropped into a graduated cylinder with an initial volume of water at 75ml and the volumes rises to 90ml. if the block has a mass of 40.5 g what is its density ?
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The density of e85 fuel is 0.801 g/ml. what is the mass of 1.00 gallon of the fuel? (1 gal. = 3.785 l)
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