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11-12-2019
Chemistry

contestada

7. If the atomic number of an element is 6 and its mass number is 14, how many
neutrons are contained in the nucleus?
A 14
B 20
с
6
D8

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15-12-2019

Answer:

14-6

8

so 8 is the answer because atomic number is number of protons and atomic mass is sum of protons and neutrons so to find the number of neutrons we will subtract proton number with the atomic mass.

Thanks

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