Hydrogen sulfide decomposes according to the following reaction, for which10-4 at 1400 K:Kc = 2.20 x2H₂S (9) → 2H₂ (g) + S₂ (g)If 25.6 mol of H₂S is placed in a 3.00-L container, what is the equilibrium concentration of H₂?Submit your work for partial credits at the end of the exam. (optional) You will receive thefull credit if you got correct answer on multiple choices without submission.a. 0.318Ob. 2.23E-8O c. 8.27E-10O d. 0.159 stion 12yetweredts out of0lagstionNicotinic acid (also known as niacin or vitamin B3) is water soluble and dissociates to nicotinateand hydronium ion in water.Calculate the pH of 0.21 M nicotinate. The K₂ for nicotinic acid is 1.40 x 10-5.Submit your work to the last part of this exam for partial credits. (Optional) You will get fullcredits if you got correct answer on multiple choices without work submission.O a. 9.091Ob. 6.909O c. 8.059O d. 4.909Oe. 2.764

Hydrogen sulfide decomposes according to the following reaction, for which 104 at 1400 K: Kc = 2.20 x 2H₂S (g) ( 2H₂ (g) + S₂ (g) If 25.6 mol of H₂S is placed in a 3.00-L container, what is the equilibrium concentration of H₂?

Hydrogen sulfide decomposes according to the following reaction, for which 104 at 1400 K: Kc = 2.20 x 2H₂S (g) ( 2H₂ (g) + S₂ (g) If 25.6 mol of H₂S is placed in a 3.00-L container, what is the equilibrium concentration of H₂?

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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