True or False
1. The second law of thermodynamics states that for a spontaneous process, the net energy of the system and its surroundings is always negative.
2. A positive ∆S signifies a drop in randomness.
3. A spontaneous process requires the action of external forces.
4. Thermodynamic properties include enthalpy, entropy and Gibbs free energy.
5. A negative free energy change indicates a spontaneous process.
6. Negative entropy change indicates increase in orderliness.
7. Thermodynamic properties are used to predict the spontaneity of a chemical process.
8. Enthalpy, entropy and Gibbs free energy are governed by the law of thermodynamics.
9. A spontaneous process occurs naturally.
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