CHEMISTRY
Thermochemistry
Enthalpy Change Calculator
Calculate a reaction's enthalpy change with Hess's law from standard enthalpies of formation, or estimate it from average bond enthalpies.
Specific Heat Capacity Calculator
Calculate the heat to warm or cool water, metals and more with Q = mcΔT, or solve for mass, specific heat or final temperature in J, kcal, BTU or kWh.