Multiple ChoiceWhich state of matter typically has the highest entropy under the same conditions of temperature and amount of substance?4views
Multiple ChoiceWhich of the following reactions would result in a decrease in entropy (i.e., ΔS<0) under standard conditions?4views
Multiple ChoiceFor a pure substance at the same temperature and pressure, which state of matter generally has the greatest entropy?3views
Multiple ChoiceAn ideal gas is allowed to expand at constant temperature. What are the signs of ∆H, ∆S & ∆G.2054views2rank7comments
Multiple ChoiceConsider the freezing of liquid water at 30°C. For this process what are the signs for ∆H, ∆S, and ∆G?2469views1rank4comments
Multiple ChoicePredict the sign of ∆S in the system for each of the following processes:a) Ag+ (aq) + Br - (aq) → AgBr (s)b) CI2 (g) → 2 CI - (g)c) CaCO3 (s) → CaO (s) + CO2 (g)d) Pb (s) at 50°C → Pb (s) at 70°C2844views4rank3comments