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Asingle atom of an element has 21 neutrons, 20 electrons, and 20 protons. which element is it? ok o z
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In a heat of an engine, if 700 j enters the system, and the piston does 400 j of work what is the final internal (thermal) energy of the system if the initial energy is 1,500 j
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Convert the temperature of dry ice, –77 ∞c, into degrees fahrenheit and kelvin.
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Δu of , in kj/kg, as it isto k, (a)as a of , (b) at , (c) at .
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Based on appearances, which group of animals likely has the greatest genetic diversity?
O whales
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