Entropies - 1. You are given pure samples of pentane, CH3CH2CH2CH2CH3 (Liquid), and 1,3-pentadiene, CH2=CHCH=CHCH3 (liquid). What prediction would you make concerning their standard molar entropies at 298.15 K? ...
Calculate the entropy change - Calculate the entropy change for the following reaction
2CH3CHO(g)+O2(g) ----> 2CH3COOH(l)
Equilibrium - 2. In a sealed 1.5 L vessel, 3.53g of PCl5 are added. The vessel is heated to 250°C, where equilibrium is reached for the reaction: PCl5 → PCl3 + Cl2
The total pressure is 0.89 atm. What a ...
Absolute entropy - Delta G sub f for Al203 = -1582 kJ/mol
delta H sub f for Al203 = -1676 kJ/mol
Calculate absolue entropy for S for oxygen (g) if:
S for Al(s) = 164 J/mol K
S for Al2O3 (s) = 51.0 J/mol K
...
chemical equilibrium - For the following reaction at 600. K, the equilibrium constant, Kp, is 11.5
PCl5(g) PCl3(g) + Cl2(g)
Suppose that 3.010 g of PCl5 is placed in an evacuated 580. mL bulb, which is then heated to ...