maryamalsalim maryamalsalim

08-09-2021
Biology

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Unit Pretest
6
Select the correct answer from each drop-down menu.
An element has an atomic mass number of 16 and an atomic number of 7.
The element has protons and neutrons

Respuesta :

22-09-2021

Answer:

7 protons and 9 neutrons

Answer Link

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