Chemistry, 20.05.2021 01:00 starfox5454
En un tomo neutro el numero atomico es al numero de netrones como 7 es a 5 . si el numero de masa es 84. hallar el numero de electrones?
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En un tomo neutro el numero atomico es al numero de netrones como 7 es a 5 . si el numero de masa es...
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