cesarlopez81 cesarlopez81

23-09-2020
Chemistry

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A chromium (Cr) atom has 24 protons, 28 neutrons, and 24 electrons.
What is the mass number of the chromium atom?

Respuesta :

rebeccali45024571121 rebeccali45024571121

23-09-2020

The mass would be 52 amu because you add the protons and neutrons to get the mass of an atom

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