🔥 Thermodynamics
Heat Energy Calculator
Calculate heat energy using mass, specific heat capacity, and temperature change.
📐 Material Properties
Mass
kg
Material
Specific heat: Water = 4.186 kJ/kg·K
Specific Heat Capacity
kJ/kg·K
🌡️ Temperature Change
Initial Temperature
°C
Final Temperature
°C
Temperature Difference
°C
🔢 Units
Energy Unit
Energy unit: kJ
Heat 0
Heat Energy
0 kJ
total heat absorbed
Mass 0 kg
Specific Heat 0 kJ/kg·K
Temperature Change 0 °C
Energy Equivalent

📊 Heat Energy Details

Parameter Value Unit

How the formula works

Q = m × c × ΔT  |  ΔT = T₂ − T₁
  • Q = Heat Energy (Joules or kJ)
  • m = Mass of substance (kg)
  • c = Specific Heat Capacity (kJ/kg·K or J/kg·K)
  • ΔT = Temperature Change (K or °C)
  • Specific Heat Values: Water = 4.186, Steel = 0.49, Aluminum = 0.90, Copper = 0.385 kJ/kg·K
  • Conversions: 1 kJ = 1000 J, 1 Cal = 4.184 kJ, 1 kWh = 3600 kJ