FAQ

What is the Internal Energy of the System?
Internal Energy of the System all the energy within a given system, including the kinetic energy of molecules and the energy stored in all of the chemical bonds between molecules. Internal Energy of the System is usually measured using the Joule for Energy. Note that the value of Internal Energy of the System is always negative.
Can the Internal Energy of the System be negative?
Yes, the Internal Energy of the System, measured in Energy can be negative.
What unit is used to measure Internal Energy of the System?
Internal Energy of the System is usually measured using the Joule[J] for Energy. Kilojoule[J], Gigajoule[J], Megajoule[J] are the few other units in which Internal Energy of the System can be measured.
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