Compare calculators
Both calculators run independently — change the inputs on either side to compare results.
Nuclear
Nuclear Q-Value Calculator
Calculates the energy released or absorbed in a nuclear reaction from the mass difference between reactants and products in atomic mass units. Used in nuclear physics to determine whether a reaction is exothermic or endothermic.
Fill in the required fields to see your result.
Nuclear
Radioactive Decay Calculator
Compute how much of a radioactive isotope remains after a given elapsed time using its half-life. Useful for carbon dating, medical isotope planning, nuclear waste decay estimates, and radiometric geology.
Fill in the required fields to see your result.
Key differences
| Nuclear Q-Value Calculator | Radioactive Decay Calculator | |
|---|---|---|
| Category | Nuclear | Nuclear |
| Inputs required | 2 | 3 |
| Result | Q-Value (MeV) | Remaining Amount (g) |
| What it does | Calculates the energy released or absorbed in a nuclear reaction from the mass difference between reactants and products in atomic mass units. Used in nuclear physics to determine whether a reaction is exothermic or endothermic. | Compute how much of a radioactive isotope remains after a given elapsed time using its half-life. Useful for carbon dating, medical isotope planning, nuclear waste decay estimates, and radiometric geology. |