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What does the term 'enthalpy' (H) represent? (2019)

Practice Questions

Q1
What does the term 'enthalpy' (H) represent? (2019)
  1. Internal energy plus pressure-volume work
  2. Total energy of the system
  3. Heat content at constant pressure
  4. All of the above

Questions & Step-by-Step Solutions

What does the term 'enthalpy' (H) represent? (2019)
  • Step 1: Understand that enthalpy is a measure of heat content in a system.
  • Step 2: Know that enthalpy is represented by the letter 'H'.
  • Step 3: Realize that enthalpy is important when the pressure in the system is constant.
  • Step 4: Learn that enthalpy is calculated by adding two things: internal energy and pressure-volume work.
  • Step 5: Internal energy is the energy stored within the system, while pressure-volume work is the energy related to the system's volume and pressure.
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