## Second Law Problems

This page presents basic problems involving entropy, free energy and equilibrium constants. Its operation is very straightforward.
- When you press "New Problem", a question will appear to the right of the table.
- Determine the needed value, enter it in the answer cell and press "Check Answer."
- Use "e" notation to enter numbers in scientific notation.
- Pay attention to specified dimensions and to the signs
- Results and a running score appear in the table