thermodynamics, the standard enthalpy of formation or standard heat of formation of a compound is the change of enthalpy during the formation of 1 mole of the substance...

standard enthalpy of reaction Δ H reaction ⊖ {\displaystyle \Delta H_{\text{reaction}}^{\ominus }} is related to the standard enthalpy of formation Δ...

calculate the lattice enthalpy by comparing the standard enthalpy change of formation of the ionic compound (from the elements) to the enthalpy required to make...

enthalpy, entropy, Gibbs free energy, and for many other material standards. The standard enthalpy change of formation for an element in its standard...

the enthalpy change equals the energy exchanged with the environment by heat. In chemistry, the standard enthalpy of reaction is the enthalpy change when...

chemistry and thermodynamics, the enthalpy of neutralization (ΔHn) is the change in enthalpy that occurs when one equivalent of an acid and a base undergo a...

energy of the system H {\textstyle H} is the enthalpy of the system S {\textstyle S} is the entropy of the system T {\textstyle T} is the temperature of the...

elemental metals, it is also equal to the standard enthalpy of formation of the gaseous metal atoms. The heat of sublimation is usually expressed in kJ/mol...

with the quantities: energy/mole of fuel energy/mass of fuel energy/volume of the fuel There are two kinds of enthalpy of combustion, called high(er) and...

dissociation energy is around 277 kJ mol−1. At 298 K, its standard enthalpy change of formation is ΔfH° = −95.4 kJ mol−1, and its Gibbs free energy is ΔfG°...