26-02-2021
Physics

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A system consists of electrons, protons, and neutrons . It contains 250 neutrons and 150 protons. If the total charge of the system is -35e, what is the mass of system?

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26-02-2021

Answer:

250 - 35e = 215e

150 - 35e = 115e

Explanation:

I did it mentally

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