It is determined that the equilibriumconcentrations of F e3+, SCN" and [F eSCN2+] are 4.20 x 10-4 M (4.20 times 10to the minus 4th power M), 4.80 x 10¯4M (4.80 times 10 to the minus 4thpower M) and 1.20 x 104 M (1.20 times10 to the minus 4th power M)respectively. What is the value of K?No units, please.Your Answer:Answer

Answered: Image /qna-images/answer/8c40894b-5d34-4526-9a36-d79aee26c189.jpg

It is determined that the equilibrium concentrations of F e3+, SCN¯ and [F e SCN2+] are 4.20 x 10-4 M (4.20 times 10 to the minus 4th power M), 4.80 x 10 M (4.80 times 10 to the minus 4th 4 power M) and 1.20 x 10-4 M (1.20 times 10 to the minus 4th power M) respectively. What is the value of K.? No units, please. Your Answer:

It is determined that the equilibrium concentrations of F e3+, SCN¯ and [F e SCN2+] are 4.20 x 10-4 M (4.20 times 10 to the minus 4th power M), 4.80 x 10 M (4.80 times 10 to the minus 4th 4 power M) and 1.20 x 10-4 M (1.20 times 10 to the minus 4th power M) respectively. What is the value of K.? No units, please. Your Answer:

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...

See similar textbooks

Similar questions

A student determines [FeSCN2+] is 0.00016 M at equilibrium. If the initial concentration of Fe3+ was 0.00080 M and the initial SCN- concentration was 0.0012 M, what is the measured value of Kc?
Express the equilibrium constant for the following reaction. N2(g) + 3H2(g) ⇒ 2NH3(g) K = K = K = K = K= [N₂][H₂]1/3 [NH 3]1/2 [NH 3]6 [N₂]³[H₂]⁹ [NH 3]2 [N₂][H₂]³ [N₂][H₂]³ (NH3)2 (NH3]1/2 [N2][H₂]1/3
A student prepares an FeSCN2+ experimental sample by mixing:4.0 mL of 0.0025 M Fe(NO 3) 32.0 mL of 0.0025 M KSCN8.0 mL of 0.10 M HNO 3Based on a standard curve, it was determined that the concentration of FeSCN 2+ present in thesample at equilibrium was 2.52 × 10 -5 M. Based on this data, calculate the equilibrium constant forthe reaction of Fe 3+ with SCN– .
Question 14 of 50 Submit Write a balanced chemical equation based on the following description: aqueous potassium phosphate reacts with aqueous nickel(II) bromide to produce solid nickel(II) phosphate and aqueous potassium bromide. 3C.2- Reset > 1 3 4 6. 7 8 9. + (s) (1) (g) (aq) Br K Ph Ох Ni B • x H,0 II
11. The Kf for [AIF6]³- is 7.0 x 101⁹ and the corresponding equilibrium is shown below. Calculate the concentration of Al³+ ions in a solution that is initially 0.83 M in [AlF6]³-. Al³+ (aq) + 6 F-(aq) [AIF6]³(aq)
0.030 moles of a weak acid, HA, was dissolved in 2.0 L of water to form a solution. At equilibrium, the concentration of HA was found to be 0.013 M. Determine the value of Ka for the weak acid. 1 NEXT > Based on the given values, fill in the ICE table to determine concentrations of all reactants and products. H¿O(I) H.O*(aq) A (aq) + НА(ag) Initial (M) Change (M) Equilibrium (M) 5 RESET 0.060 0.015 0.017 0.030 0.013 2.0 8 2/ pe here to search DELL 1L
Consider the equilibrium 3Al + 2Baq 2Cg. Which of these is the correct expression for Q? Q = PC2 + [1]3 + [B]2 Q= (PC2) / ([1]3 + [B]2) Q = (2PC) / (3[1] + 2[B]) Q = (PC2) / ([1]3 x [B]2) Q = (2PC) / (3[1] x 2[B])
At 25 °C, an aqueous solution has an equilibrium concentration of 0.00217 M for a generic cation, A+(aq), and 0.00109 M for a generic anion, B2−(aq). What is the equilibrium constant, ?sp, of the generic salt A2B(s)?
Consider a solution of 0.0500 M HF (K, = 7.20 x 10 *) for nos. 25 - 28. Determine the following: M 25. equilibrium molar concentration of H;O 26. equilibriun molar concentration of HE 27 pOH 28.%ionization
An insoluble salt A3B(s) dissolves in water as follows: A3B (s) = 3A* (ag) + B3- (aq) If the concentrations at equilibrium are: [A*] = 6 x 10-3 M; [B³] = 2 x 10-3 M, what is the value of Ksp? O 4.8 x 10-11 O 3.6 x 10-5 O 4.3 x 10-10 O 1.2 x 10-11 O 1.2 x 10-5
Paragraph Styles 24. Define a) chiral chromatography. b) adsorption chromatography. 25. Explain the difference between gel filtration and gel permeation. 27. Indicate the order in which the following compounds would be eluted from an HPLC column containing a reversed-phase packing: (a) benzene, diethyl ether, n-hexane. (b) acetone, dichloroethane, acetamide. 28. Describe the fundamental difference between ion-exchange and size-exclusion chromatography. 29. What types of species can be separated by HPLC but not by GC? 30. Compare the advantages of HPLC and GC instruments. 32. Briefly describe or define (a) oxidation. (b) reduction (c) reducing agent. (d) oxidizing agent. (e) salt bridge. glish (United States) W DELL
In the RICE table started for calculating equilibrium concentrations of the reaction ML (ap) M² (aq) +4L(ag), the terms in the "change" column are R I C E ML 0.10 M a) -x, +x+x b) +x, -x, +4x Oc) -x-x. +4x d) -x-x-x Oe) -x, +x, +4x [M²+] 0.32 M [L] 0.00 M