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Assertion (A) : Nuclear density has same value for all nuclei irrespective of their atomic numbers and mass numbers. Reason (R) : Radius of a nucleus is directly proportional to the cube root of its mass number. |
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Answer» SOLUTION :As `R prop [A]^(1//3)` , Volume of nucleus `V prop R^(3)` or ` V prop A` `THEREFORE` Nuclear density `RHO = (A)/(V)` is a constant . |
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