G = G0 + RTln(P/P0) -----------> 1
G =
G0
+ RTlnK ---------------> 2 It is standard free energy
equation
comparing equation 1 and 2
K = P/P0
The equilibrium constant K = P/P0 >>>>>>answer
5. (9 marks) Derive an expression for the equilibrium constant starting from: G = G°+RTIN
Write the pressure equilibrium constant expression for this reaction. .NH,Cl(s)— NH3(g)+HCl(9) x 5 ?
5. Write an expression for the equilibrium constant for this reaction. N2048) +0,(g) N:Os(s) + O2(g)
Derive an expression for Delta G, with respect to Delta S_universe for a system at constant T and constant P (remember Delta S_universe = Delta S_system + Delta S_surroundings).
What is the correct equilibrium constant expression for the following reaction? C4H10(g) + 132132 O2(g) ↽−−⇀↽−−⇀ 4 CO2(g) + 5 H2O(g)
1. Write the equilibrium-constant expression (Kc) for the following reactions (a) H2 (g) + 12(g) = 2H1 (9) (b) 2Cl2 (g) + 2H20 (9) + 4HCI (9)+ O2 (g) (c) H2(g) + Br2(1) HBr (g) (d) Ag(CN) 2 (aq) + Agl (s) + (aq) + 2AgCN (s)
Write the equilibrium constant expression : CH4 (g) + Cl2 (g) = CH3Cl (g) + HCl (g)
Consider the equilibrium reaction and its equilibrium constant expression. *_ [ICI 12(g) + Cl () = 2ICI(g) [12] [CL] For the reaction 21C1(g) = 12(8) + C1,(8) select the equilibrium constant explossion. O x _ [L] [C12] [ICI) 2 [ICI] OK' =
For the equilibrium CH4 (g)<--> 2H2 (g) + C(s) Find an expression relating the equilibrium constant, Kp, to the degree of dissociation of methane, a, and the total pressure, PTOT. Hence predict how compression would affect the more fraction of CH4 in an equilibrium mixture of CH4and H2, and graphite
Derive the error expression for the following:
b. where g is an exact constant but m, v and h are measured values with uncertainties. pa: 10 cos θ where both vo and 6 are measured values c.
1. a) Write the equilibrium constant expression, for the reaction: H2 (g)+12 (g) 2 HI (g) b) What is the equilibrium constant, K if at equilibrium, [HI] = 5.0 x10 M; [H2] =6.9 x102 M; [I2] = 6.9 x102 M?