Phosphorus Trichloride and Phosphorus Pentachloride Equilibrate in the Presence of Molecular
Phosphorus trichloride and phosphorus pentachloride equilibrate in the presence of molecular chlorine according to the following reaction: (g)+ (g)→ (g) An equilibrium mixture at 450 K contains = 0.124 bar, = 0.157 bar,and = 1.30 bar.What is the value of Kp at this temperature?
C)2.53 × 10-2 bar-1
D)1.50 × 10-2 bar-1
An equilibrium mixture of CO,O2,and CO2 at a certain temperature contains 0.0010 mol L-1 CO2 and 0.0015 mol L-1 O2.At this temperature,Kc equals 1.4 × 102 L mol-1 for the reaction: 2CO(g)+ O2(g)⇌ 2CO2(g)
What is the equilibrium concentration of CO?
A)4.8 × 10-6 mol L-1
B)8.5 × 10-3 mol L-1
C)9.3 × 10-2 mol L-1
D)3.1 × 10-1 mol L-1
At a certain temperature,Kc equals 1.40 × 102 M-1 for the reaction: 2CO(g)+ O2(g)⇌ 2CO2(g)
If a 3.00 L flask contains 0.400 mol of CO2 and 0.100 mol of O2 at equilibrium,how many moles of CO are also present in the flask?
At a certain temperature,nitogen and hydrogen react to form ammonia: N2(g)+ 3H2(g)⇌ 2NH3(g)
When initial amounts of N2,H2,and NH3 are mixed,the concentration of NH3 increases.Which statement below is TRUE?
A)Kc < Q
B)Kc > Q
C)Kc = Q
D)Kc = Q = 0