Classify each process below by its individual effect on the entropy of the universe, S(Each as either increases (or) does not affect (or) Decreases S of the universe).
- A process run infinitesimally slowly at equilibrium and reversed to its original state.
- A constant composition mixture of solid and liquid water at STP(273.15Kand1atm).
- Motion of frictionless pendulum.
- The dissolution of sodium chloride in water.
- Melting ice cream from solid to liquid at 25oC.
- Hydrogen peroxide slowing decomposing into water and oxygen.