Thermodynamics

$\Delta \mathrm{S}_{\text {system }}=4.606 \mathrm{R} ; \Delta \mathrm{S}_{\text {surroundings }}=0$

$\Delta \mathrm{S}_{\text {system }}=0 ; \Delta \mathrm{S}_{\text {surroundings }}=0$

$\Delta \mathrm{S}_{\text {system }}=4.606 \mathrm{R} ; \Delta \mathrm{S}_{\text {surroundings }}=-4.606 \mathrm{R}$

$\Delta \mathrm{S}_{\text {system }}=0 ; \Delta \mathrm{S}_{\text {surroundings }}=4.606 \mathrm{R}$