Curie is 3.7e10 becquerels.
Curie to Becquerel
Convert Curie (Ci) to Becquerel (Bq) instantly. Free online radiation converter with formulas, tables and examples.
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Convert radioactivity, absorbed dose, and equivalent dose units by compatible radiation family.
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Becquerel is one radioactive decay per second.
Bq = Ci × 3.7e+10
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Formula
1 Curie = 3.7e+10 Becquerel
Bq = Ci × 3.7e+10
Ci = Bq ÷ 3.7e+10
Conversion table
| 1 Ci | 3.7e+10 Bq |
| 2 Ci | 7.4e+10 Bq |
| 5 Ci | 1.85e+11 Bq |
| 10 Ci | 3.7e+11 Bq |
| 20 Ci | 7.4e+11 Bq |
| 50 Ci | 1.85e+12 Bq |
| 100 Ci | 3.7e+12 Bq |
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Frequently asked questions
How many Becquerels are in one Curie?
One Curie equals 3.7e+10 Becquerels.
How do I convert Curie to Becquerel?
Multiply the number of Curies by 3.7e+10 to get Becquerels. To go the other way, multiply Becquerels by 2.7027027e-11 (or divide by 3.7e+10) to get Curies.
Is this conversion exact?
Yes. This conversion uses the exact defined relationship between Curie and Becquerel, so the result shown is mathematically precise (rounded only for display).
When is Curie to Becquerel conversion commonly used?
It is commonly used in nuclear medicine, radiation safety, health physics, and scientific research involving radioactivity and radiation dose.
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About this conversion
Curie and Becquerel are units used in the radiation family of measurements. Both units measure radioactive activity (the rate of radioactive decay). This converter uses the precise relationship 1 Curie = 3.7e+10 Becquerels (equivalently 1 Becquerel = 2.7027027e-11 Curies), so results stay accurate for nuclear medicine, radiation safety, health physics, and scientific research.