La radioactivité est le processus par lequel un noyau atomique instable perd de l'énergie par rayonnement.Il est mesuré en Becquerels (BQ).
1 Ci = 2,220,000,000,000 cpm
1 cpm = 4.5045e-13 Ci
Exemple:
Convertir 15 Curie en Compte par minute:
15 Ci = 33,300,000,000,000 cpm
| Curie | Compte par minute |
|---|---|
| 0.01 Ci | 22,200,000,000 cpm |
| 0.1 Ci | 222,000,000,000 cpm |
| 1 Ci | 2,220,000,000,000 cpm |
| 2 Ci | 4,440,000,000,000 cpm |
| 3 Ci | 6,660,000,000,000 cpm |
| 5 Ci | 11,100,000,000,000 cpm |
| 10 Ci | 22,200,000,000,000 cpm |
| 20 Ci | 44,400,000,000,000 cpm |
| 30 Ci | 66,600,000,000,000 cpm |
| 40 Ci | 88,800,000,000,000 cpm |
| 50 Ci | 111,000,000,000,000 cpm |
| 60 Ci | 133,200,000,000,000 cpm |
| 70 Ci | 155,400,000,000,000 cpm |
| 80 Ci | 177,600,000,000,000 cpm |
| 90 Ci | 199,800,000,000,000 cpm |
| 100 Ci | 222,000,000,000,000 cpm |
| 250 Ci | 555,000,000,000,000 cpm |
| 500 Ci | 1,110,000,000,000,000 cpm |
| 750 Ci | 1,665,000,000,000,000 cpm |
| 1000 Ci | 2,220,000,000,000,000 cpm |
| 10000 Ci | 22,200,000,000,000,000 cpm |
| 100000 Ci | 222,000,000,000,000,000 cpm |
Inayam