Radioactivity is the process by which an unstable atomic nucleus loses energy by radiation. It is measured in becquerels (Bq).
1 R = 0.01 α
1 α = 100 R
Example:
Convert 15 Roentgen to Alpha Particles:
15 R = 0.15 α
Roentgen | Alpha Particles |
---|---|
0.01 R | 0 α |
0.1 R | 0.001 α |
1 R | 0.01 α |
2 R | 0.02 α |
3 R | 0.03 α |
5 R | 0.05 α |
10 R | 0.1 α |
20 R | 0.2 α |
30 R | 0.3 α |
40 R | 0.4 α |
50 R | 0.5 α |
60 R | 0.6 α |
70 R | 0.7 α |
80 R | 0.8 α |
90 R | 0.9 α |
100 R | 1 α |
250 R | 2.5 α |
500 R | 5 α |
750 R | 7.5 α |
1000 R | 10 α |
10000 R | 100 α |
100000 R | 1,000 α |