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Enthalpy Calculator
Enthalpy change from heat capacity and temperature change, or from reaction heats.
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Enthalpy change
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Enthalpy change from heat capacity and temperature change, or from reaction heats.
Enthalpy Estimator
Enter your numbers below for an instant estimate.
0
💡 Tip: Delta H = m c Delta T.
How It Works
Key concepts behind this calculator
1
Enter Values
Fill in each field with your own numbers.
2
Calculate
Results update as you change the inputs.
3
Review
Read the breakdown and the explanation.
4
Adjust
Change values to compare scenarios.
Quick Reference Guide
Enthalpy Quick Guide
Typical values for reference.
| Mass g | c | dT K | Delta H |
|---|---|---|---|
| 100 | 4.18 | 25 | 10.450 kJ |
| 250 | 4.18 | 80 | 83.600 kJ |
| 50 | 0.385 | -60 | -1.155 kJ |
| 1000 | 0.9 | 10 | 9.000 kJ |
| Rule of Thumb | Check inputs | Use as a guide | Round sensibly |
Common Questions
Enthalpy Calculator FAQ
Answers to common questions about this calculator.
Heat content at constant pressure.
Mass times specific heat times temperature change.
Positive absorbs heat; negative releases it.
No.