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Question

The difference between the mass of a nucleus and the total mass of the constituents is its.

A
packing fraction
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B
Mass defect
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C
Atomic mass
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D
None
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Solution

The correct option is B Mass defect
Mass defect
Mass defect is the amount by which the mass of an atomic nucleus differs from the sum of the masses of the consistuent particles, being the mass equivalent of the energy released in the formation of the nucleus. It is also the measure of binding energy of the nucleus.

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