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08-12-2015
Social Studies

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An isotope of an element has:
more protons
less protons
a different atomic mass
the same number of neutrons

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WorldCitizen WorldCitizen

19-12-2015

All isotopes of a given atom have the same amount of protons: the first two answers are false. They differ in the number of neutrons, so the last answer is also false.

The correct answer is: a different atomic mass

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