InterviewSolution
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InterviewSolution
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Assertion `(A):` Half life of a radioactive isotope is the time required to decrease its mass number by half. Reason `(R) : ` Halt`-` of readioactive isotopes is independent of the initial amount of the isotope.A. If both `(A)` and `(R)` are correct , and `(R)` is the correct explanation of `(A)`B. If both `(A)` and `(R)` are correct, but (R) is not the correct explanation of `(A)`C. If `(A)` is correct, but `(R)` is incorrect.D. If both `(A)` and `(R)` are incorrect. |
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Answer» Correct Answer - D Half`-` life is the time period required to decrease the initial number of atoms or amount of radioactive substance to half. |
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