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1. |
The half-life period of a radioactive substance is 8 years. After 16 years, the mass of the substance will reduce from starting \[16.0g\] to [MP PMT 1999] |
A. | \[8.0\,g\] |
B. | \[6.0\,g\] |
C. | \[4.0\,g\] |
D. | \[2.0\,g\] |
Answer» D. \[2.0\,g\] | |