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When calculating the number of neutrons an element has, you can
A: copy the atomic number from the periodic table
B: atomic mass subtracted from atomic number
C: copy the number of electrons
D: copy the atomic mass from a periodic table

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Orion4784

Answer:

B: atomic mass subtracted from the atomic number.

Explanation:

In order to calculate the number of neutrons an element has, one must take the atomic mass for the element and subtract it from the atomic number.

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