faithlee faithlee

09-04-2019
Advanced Placement (AP)

contestada

How many neutrons does an element have if its atomic number is 43 and its mass number is 150?

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carlosgamez43 carlosgamez43

09-04-2019

It would be 107 neutrons as mass number is atomic number (protons) and neutrons added together.

150=43+x

150-43=x

107=x

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