Question

Nitrogen-14 and nitrogen-15 are isotopes of the same element. How do these two isotopes differ?

They have different numbers of protons.


They have different numbers of electrons.


They have different numbers of nuclei.


They have different numbers of neutrons.

Answer 1

They have different numbers of neutrons.

Answer 2

Answer:

D.They have a different number of neutrons

Explanation:

Well, nitrogen-14 and nitrogen-15 are two isotopes of nitrogen, meaning they have the same amount of protons but different amounts of neutrons.

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