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03-06-2016
Chemistry

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Element A has 15 protons. Determine the number of neutrons in its isotope with mass number 33.

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isaackz97 isaackz97

03-06-2016

Isotope of element A has a similar number of protons but different number of neutrons and atomic mass.
33-15= 18 neutrons

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03-06-2016

Mass number - protons = neutrons

33 - 15 = 18

The number of neutrons here would be: 18

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