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Suppose you have an atom composed of 19 protons, 20 neutrons and 19 electrons. what is the mass of this atom?
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Suppose you have an atom composed of 19 protons, 20 neutrons and 19 electrons. what is the mass of this atom?
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Jun 10, 2018
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Suppose you have an atom composed of 19 protons, 20 neutrons and 19 electrons. what is the mass of this atom?
Chemistry
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Eugene Botyanovsky
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Eugene Botyanovsky
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Mass = PROTONS + neutrons. So, 19 +20 = 39.
(Don't confuse yourself between electrons and protons when they are equal because it could be an ion)
Ignorant
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Jun 14, 2018
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