

MCQOPTIONS
Saved Bookmarks
1. |
The half life period of a radioactive element is 100 days. After 400 days, one gm of the element will be reduced to ______________ gm? |
A. | 1/4 |
B. | 1/8 |
C. | 1/2 |
D. | 1/16 |
Answer» E. | |