Question

The equilibrium constant Kc for the reaction H2(g) + I2(g) ⇌ 2HI(g) is 50.2 at 445...

The equilibrium constant Kc for the reaction

H2(g) + I2(g) ⇌ 2HI(g)

is 50.2 at 445 ºC. Find the equilibrium concentration of HI knowing that the initial concentrations of all the species were equal to 0.0200 M.

0.0468 M
0.0268 M
0.0334 M
0.0134 M
0.0318 M

Homework Answers

Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
At a certain temperature, the equilibrium constant, Kc for this reaction is 53.3. H2(g)+I2(g) = 2HI(g)...
At a certain temperature, the equilibrium constant, Kc for this reaction is 53.3. H2(g)+I2(g) = 2HI(g) At this temperature, 0.300 mol of H2 and 0.300 mol of I2 were placed in a 1.00 L container to react. What concentration of HI is present at equilibrium? View comments (1)
For the reaction   2HI(g) ⇌H2(g)+I2(g), Kc= 0.290   at 400 K. If the initial concentration of  HI ...
For the reaction   2HI(g) ⇌H2(g)+I2(g), Kc= 0.290   at 400 K. If the initial concentration of  HI  is  4.0×10−3M and the initial concentrations of  H2, and the initial concentrations of  H2, and I2 are both  1.50×10–3M  at  400 K, which one of the following statements is correct? a. The concentrations of HI and I2 will increase as the system is approaching equilibrium. b. The concentrations of H2 and I2 will increase as the system is approaching equilibrium. c. The system is...
At a certain temperature, the equilibrium constant, Kc, for this reaction is 53.3. H2(g) + I2(g)...
At a certain temperature, the equilibrium constant, Kc, for this reaction is 53.3. H2(g) + I2(g) <----> 2HI(g) Kc=53.3 At this temperature, 0.400 mol of H2 and 0.400 mol of I2 were placed in a 1.00-L container to react. What concentration of HI is present at equilibrium?
The equilibrium constant, Kc, for the following reaction is 1.80×10-2 at 698 K. 2HI(g) <----<>H2(g) +...
The equilibrium constant, Kc, for the following reaction is 1.80×10-2 at 698 K. 2HI(g) <----<>H2(g) + I2(g) Calculate the equilibrium concentrations of reactant and products when 0.249 moles of HI are introduced into a 1.00 L vessel at 698 K. [HI] = M [H2] = M [I2] = M
The equilibrium constant, Kc, for the following reaction is 1.80×10-2 at 698 K. 2HI(g)------> H2(g) +...
The equilibrium constant, Kc, for the following reaction is 1.80×10-2 at 698 K. 2HI(g)------> H2(g) + I2(g) Calculate the equilibrium concentrations of reactant and products when 0.311 moles of HI are introduced into a 1.00 L vessel at 698 K. [HI]= ___ M [H2]= ___M [I2]= ____M
Kc for the reaction of hydrogen and iodine to produce hydrogen iodide. H2(g) + I2(g) ⇌...
Kc for the reaction of hydrogen and iodine to produce hydrogen iodide. H2(g) + I2(g) ⇌ 2HI(g) is 54.3 at 430°C. Calculate the equilibrium concentrations of H2, I2, and HI at 430°C if the initial concentrations are [H2] = [I2] = 0 M, and [HI] = 0.483 M.
Kc for the reaction of hydrogen and iodine to produce hydrogen iodide. H2(g) + I2(g) ⇌...
Kc for the reaction of hydrogen and iodine to produce hydrogen iodide. H2(g) + I2(g) ⇌ 2HI(g) is 54.3 at 430 ° C. Calculate the equilibrium concentrations of H2, I2, and HI at 430 ° C if the initial concentrations are [H2] = [I2] = 0 M, and [HI] = 0.445 M.
1.The reaction: 4A(g) + B(g) ←→ 6C(g) is at equilibrium in a piston. Suddenly, the volume...
1.The reaction: 4A(g) + B(g) ←→ 6C(g) is at equilibrium in a piston. Suddenly, the volume is decreased to ¼ of the initial volume. In which direction will the reaction shifts towards to reestablish equilibrium? (1 point ) * No change No change ONLY if the reaction is endothermic None of the above Reactants 2.For the reaction H2(g) + I2(g) ↔ 2HI(g), Kc = 50.2 at 445 oC. If [H2] = [I2] = [HI] = 1.75 × 10^(-3) M at...
The equilibrium constant Kc for the reaction below is 82.3 at a certain temperature. H2(g) +...
The equilibrium constant Kc for the reaction below is 82.3 at a certain temperature. H2(g) + I2(g) double arrows 2HI (g) If you start with .355 M of hydrogen iodide, what will the concentrations of HI, H2, I2 be at equilbrium?
Consider the following reaction: H2 (g) + I2 (g) ⇌ 2 HI (g) Complete the following...
Consider the following reaction: H2 (g) + I2 (g) ⇌ 2 HI (g) Complete the following table. Assume that all concentrations are equilibrium concentrations in M. T(∘C) [H2] [I2] [HI] [Kc] 25 0.0355 0.0388 0.922 − 340 − 4.50×10−2 M 0.394 M 9.6 445 4.90×10−2 M 4.76×10−2 M − 50.2 Find [H2] at 340 ∘C. Find [HI] at 445 ∘C.