Without doing any calculations, determine the sign of ∆S sys and ∆S surr for each chemical reaction. In addition, predict under what temperatures (all temperatures, low temperatures, or high...

Without doing any calculations, determine the sign of ∆S_sys
and ∆S_surr
for each chemical reaction. In addition, predict under what temperatures (all temperatures, low temperatures, or high temperatures), if any, the reaction is spontaneous.