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Enthalpy is a measurement of [[heat]] in a system. An early definition of enthalpy "H" in terms of system energy "E", pressure "P" and volume "V" is this:
'''Enthalpy''' is a measurement of [[heat]] in a system. An early definition of enthalpy "H" in terms of system [[energy]] "E", [[pressure]] "P" and [[volume]] "V" is this:
:<big><math>H = E + PV \,</math>
:<big><math>H = E + PV \,</math>
[[category:physics]]
[[Category:Physics]]
[[Category:Chemistry]]