Question

Compound A decomposes to B and C according to the following equations: 2A(g) doubleheadarrow B(g) +...

Compound A decomposes to B and C according to the following equations: 2A(g) doubleheadarrow B(g) + 3C(g) At 100 degree C, 1.41 mol of A were placed in a 5.50 L container, and the reaction was allowed to proceed. After equilibrium was established, it was found that 65.9% of A has decomposed. What is the value of Kc for this reaction at 100 degee C?

Science   Chemistry   
0 0
Add a commentTranscribed image text
Next >

Homework Answers

Answer #1

Then, 65.9% of A initial produces B and C:

The final concentration of A is:

Substituting in the equation Kc:

0 0
Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Log In

Sign Up

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
Hydrogen sulfide decomposes according to the following reaction, for which Kc = 9.30 10-8 at 700°C....
Hydrogen sulfide decomposes according to the following reaction, for which Kc = 9.30 10-8 at 700°C. 2 H2S(g) 2 H2(g) + S2(g) If 0.33 mol H2S is placed in a 2.6 L container, what is the equilibrium concentration of H2(g) at 700°C?
Enter your answer in the provided box. Hydrogen sulfide decomposes according to the following reaction, for...
Enter your answer in the provided box. Hydrogen sulfide decomposes according to the following reaction, for which Kc = 9.30 × 10−8 at 700°C: 2 H2S(g) ⇌ 2 H2(g) + S2(g) If 0.55 mol of H2S is placed in a 3.0−L container, what is the equilibrium concentration of H2(g) at 700°C? ? M
Nitrogen trifluoride decomposes to form nitrogen and fluorine gases according to the following equation: 2NF3(g)   N2(g) +...
Nitrogen trifluoride decomposes to form nitrogen and fluorine gases according to the following equation: 2NF3(g)   N2(g) + 3F2(g) When 3.15 mol of NF3 is placed in a 3.00-L container and allowed to come to equilibrium at 900 K, the mixture is found to contain 0.0563 mol of N2.  What is the value of Kp at this temperature? (R = 0.0821 L⋅atm⋅mol-1⋅K-1). (Hint: Solve for Kc first, then calculate Kp) a. 1.07 x 10–5 b. 1.91 x 10–3 c. 1.8 x 10–2 d....
Hydrogen iodide, HI, decomposes at moderate temperature according to the equation 2HI (g) H2 (g) +...
Hydrogen iodide, HI, decomposes at moderate temperature according to the equation 2HI (g) H2 (g) + I2 (g) When 4.00 mol HI was placed in a 5.00-L vessel at 458C, the equilibrium mixture was found to contain 0.442 mol I2. What is the value of Kc for the decomposition of HI at this temperature?
For the reaction 2A(g) ⇌ B(g) + C(g) at 700 °C, Kc = 1.61. Calculate the...
For the reaction 2A(g) ⇌ B(g) + C(g) at 700 °C, Kc = 1.61. Calculate the number of moles of B present at equilibrium if 3.32 moles of A is heated to 700 °C in a 9.56-L container.
Phosphorous pentachloride decomposes according to the reaction PCL5 (g) ---> PCL3 +CL2 A 13.9 g sample...
Phosphorous pentachloride decomposes according to the reaction PCL5 (g) ---> PCL3 +CL2 A 13.9 g sample of PCl5 is added to a sealed 1.50 L flask and the reaction is allowed to come to equilibrium at a constant temperature. At equilibrium, 39.8% of the PCl5 remains. What is the equilibrium constant, Kc, for the reaction?
Phosphorus pentachloride decomposes according to the chemical equation PCl5 (g) <-------> PCl3 (g) + Cl2 (g)            ...
Phosphorus pentachloride decomposes according to the chemical equation PCl5 (g) <-------> PCl3 (g) + Cl2 (g)             kc=1.80 at 250 C A 0.296 mol sample of PCl5(g) is injected into an empty 3.80 L reaction vessel held at 250 °C. Calculate the concentrations of PCl5(g) and PCl3(g) at equilibrium.
Hydrogen iodide decomposes according to the following reaction. 2 HI(g) equilibrium reaction arrow H2(g) + I2(g)...
Hydrogen iodide decomposes according to the following reaction. 2 HI(g) equilibrium reaction arrow H2(g) + I2(g) A sealed 1.5 L container initially holds 0.00615 mol H2, 0.00445 mol I2, and 0.0163 mol HI at 703 K. When equilibrium is reached, the equilibrium concentration of H2(g) is 0.00364 M. What are the equilibrium concentrations of HI(g) and I2(g)?
For the reaction 2A(g) + B(s) ⇌ C(g) + D(g) at 700 °C, Kc = 0.0389....
For the reaction 2A(g) + B(s) ⇌ C(g) + D(g) at 700 °C, Kc = 0.0389. Calculate the number of moles of C present at equilibrium if a mixture of 3.55 moles of C and 3.55 moles of D is heated to 700 °C in a 5.85-L container.
Phosphorus pentachloride decomposes according to the chemical equation. A 0.313 mol sample of PCl5(g) is injected...
Phosphorus pentachloride decomposes according to the chemical equation. A 0.313 mol sample of PCl5(g) is injected into an empty 3.40 L reaction vessel held at 250 °C. Calculate the concentrations of PCl5(g) and PCl3(g) at equilibrium. KC=1.80 at 250 C
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT