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Core idea and standard conditions

Core idea and standard conditions

Enthalpy change is the heat energy change for a process at constant pressure. Standard enthalpy values are quoted for 100 kPa100\,\text{kPa}100kPa, usually 298 K298\,\text{K}298K, with each substance in its standard state.

Enthalpy changes for solids and solutions Lesson

  1. A Level
  2. /Chemistry
  3. /Enthalpy changes for solids and solutions