1 curie is equal to______ disintegration/sec. The curie is a non-SI un
| 1 curie is equal to______ disintegration/sec.
A. 3. 7 ×1010
B. 4.5 ×1010
C. 2.9 ×1010
D. None of these
Right Answer is: A
- The curie is a non-SI unit of radioactivity originally defined in 1910.
- It was originally defined as the quantity or mass of radium emanation in equilibrium with one gram of radium.
- SI unit of radioactivity is Becquerel.
- 1 Curie = 3.7×1010 decays per second
- Curie symbol is Ci.