Determine the Kb for an unknown base by constructing an ICE table and using this information to construct and solve the equilibrium constant expression. Complete Parts 1-2 before submitting your answer. 2 NEXT > The pH for a 0.185 M solution of an unknown weak base, B, is 12.95. Fill in the ICE table with the appropriate value for each involved species to determine the unknown concentrations of all reactants and products. Initial (M) Change (M) Equilibrium (M) B(aq) + H₂O(l) 14 = + OH-(aq) BH-(aq)

Determine the Kb for an unknown base by constructing an ICE table and using this information to construct and solve the equilibrium constant expression. Complete Parts 1-2 before submitting your answer. 2 NEXT > The pH for a 0.185 M solution of an unknown weak base, B, is 12.95. Fill in the ICE table with the appropriate value for each involved species to determine the unknown concentrations of all reactants and products. Initial (M) Change (M) Equilibrium (M) B(aq) + H₂O(l) 14 = + OH-(aq) BH-(aq)

Chemistry & Chemical Reactivity

10th Edition

ISBN:9781337399074

Author:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel

Publisher:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel

Chapter16: Principles Of Chemical Reactivity: The Chemistry Of Acids And Bases

Section: Chapter Questions

Problem 127SCQ

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Determine the Ka for an acid by constructing an ICE table and using this information to construct and solve the equilibrium constant expression. Complete Parts 1-2 before submitting your answer. NEXT > The pH for 0.0715 M solution of CCI3CO₂H is 1.40. Fill in the ICE table with the appropriate value for each involved species to determine the unknown concentrations of all reactants and products. Initial (M) Change (M) Equilibrium (M) -0.032 CCI3CO₂H(aq) 0 077 0.0715 + 1.40 H₂O(l) T -1.40 14 2 H3O+ (aq) 100 0.040 -0.040 + CCI3CO₂ (aq) 1 RESET 0.032
Determine the Kb for an unknown base by constructing an ICE table and using this information to construct and solve the equilibrium constant expression. Complete Parts 1-2 before submitting your answer. 1 2 NEXT > The pH for a 0.185 M solution of an unknown weak base, B, is 12.95. Fill in the ICE table with the appropriate value for each involved species to determine the unknown concentrations of all reactants and products. Initial (M) Change (M) Equilibrium (M) B(aq) H₂O(1) = OH-(aq) + BH+(aq) RESET 0 0.185 12.95 -12.95 1.11 -1.11 1.12 × 10-13 -1.12 × 10-13 0.096 -0.096 0.089 -0.089
Determine the Ka for an acid by constructing an ICE table and using this information to construct and solve the equilibrium constant expression. Complete Parts 1-2 before submitting your answer. NEXT > The pH for 0.0850 M solution of C6H3CH₂COOH is 2.68. Fill in the ICE table with the appropriate value for each involved species to determine the unknown concentrations of all reactants and products. Initial (M) Change (M) Equilibrium (M) -0.0829 C6H3CH₂COOH(aq)+ 0 1 0.428 0.0850 -0.428 2.68 H₂O(l) -2.68 2 H3O+ (aq) + C6H3CH₂COO-(aq) 2.1 x 10-³ -2.1 x 10-³ RESET 0.0829
Determine the Kb for a base by constructing an ICE table and using this information to construct and solve the equilibrium constant expression. Complete Parts 1-2 before submitting your answer. 1 2 NEXT > The pH for a 0.0160 M solution of CH:CH.NH: is 8.600. Fill in the ICE table with the appropriate value for each involved species to determine the unknown concentrations of all reactants and products. CH:CsH&NH:(aq)+ H:O(1) OH-(aq) +CH:CeH&NH;*(aq) Initial (M) |Change (M) Equilibrium (M) 5 RESET 0.0160 8.60 -8.60 0.93 -0.93 2.50 x 109 -2.50 x 109 3.98 x 10 -3.98 х 10° 5.4 -5.4
Determine the Kb for cocaine (a base) by constructing an ICE table and using this information to construct and solve the equilibrium constant expression. Complete Parts 1-2 before submitting your answer. 2 NEXT > The pH for 6.1 × 10-4 M solution of cocaine, a weak base, is 9.60. Let cocaine be represented by the generic base, B. Fill in the ICE table with the appropriate value for each involved species to determine the unknown concentrations of all reactants and products. Initial (M) Change (M) Equilibrium (M) B(aq) + H₂O(1) = OH-(aq) + BH+(aq) RESET -9.60 2.5 x 10-10 -2.5 × 10-10 4.0 × 10-5 0 6.1 × 10-4 9.60 -4.0 × 10-5 2.1 × 10-4 -2.1 × 10-4 5.7 × 10-4 -5.7 × 10-4
Determine the Ka for an acid by constructing an ICE table and using this information to construct and solve the equilibrium constant expression. Complete Parts 1-2 before submitting your answer. NEXT > The pH for 0.0850 M solution of C6H5CH₂COOH is 2.68. Fill in the ICE table with the appropriate value for each involved species to determine the unknown concentrations of all reactants and products. Initial (M) Change (M) Equilibrium (M) -0.0829 C6H5CH₂COOH(aq) + 0 1 0.428 0.0850 -0.428 2.68 H₂O(l) -2.68 = 2 HgO+(aq) 2.1 x 10-³ + C6H5CH₂COO-(aq) -2.1 x 10-3 RESET 0.0829
Determine the Kb for cocaine (a base) by constructing an ICE table and using this information to construct and solve the equilibrium constant expression. Complete Parts 1-2 before submitting your answer. 2 NEXT > The pH for 6.1 × 10* M solution of cocaine, a weak base, is 9.60. Let cocaine be represented by the generic base, B. Fill in the ICE table with the appropriate value for each involved species to determine the unknown concentrations of all reactants and products. Initial (M) Change (M) Equilibrium (M) B(aq) H₂O(1) = OH(aq) BH (aq)
In the laboratory, a general chemistry student measured the pH of a 0.591 M aqueous solution of formic acid, HCOOH to be 1.972. Use the information she obtained to determine the K, for this acid. K(experiment) -
Find the pH of the solution containice 0.ou MH3 PO4 wit hout neglecting it.Kaii7 xio Kai2.2x0*, kagiu.5 x10 18) Note: Write the revelont. equillbrium reactionspecify the equilibrium_constent.
Determine the pH of a solution of aspirin (acetylsalicylic acid, HC,H,O4) by constructing an ICE table, writing the equilibrium constant expression, and using this information to determine the pH. The Ka of aspirin is 3.3 x 10-4. Complete Parts 1-3 before submitting your answer. Initial (M) Change (M) Equilibrium (M) -X NEXT > 652 mg of aspirin (HC9H₂O4) is dissolved in an aqueous solution of 237 mL aqueous solution. Fill in the ICE table with the appropriate value for each involved species to determine concentrations of all reactants and products. 15.3 - x 0 1 HCgH;O4(aq) 2.75 x 10-3+x 0.0153 + x 2.75 x 10-3 2.75 x 10-3-X 0.0153 - x + 2 H₂O(1) 3.62 x 10-³ 3.62 x 10-3+x = 1.53 x 10-5 3.62 x 10-3-x 3 H3O+ (aq) 15.3 1.53 x 10-5 + x 0.0153 + 1.53 x 10-5-x C9H₂O4 (aq) RESET +X 15.3 + x
Determine the Kb for cocaine (a base). To do this, construct an ICE table to determine concentrations (Part 1), and then use this information to construct and solve the equilibrium constant expression (Part 2). Complete Parts 1-2 before submitting your answer. 2 NEXT > The pH for 6.1 x 10- M solution of cocaine, a weak base, is 9.60. Let cocaine be represented by the generic base, B. Fill in the ICE table with the appropriate value for each involved species to determine the unknown concentrations of all reactants and products. B(aq) H2O(1) OH (aq) BH (aq) +. Initial (M) Change (M) Equilibrium (M) 5 RESET 6.1 x 10* 9.60 2.5 x 1010 -2.5 x 10 4.0 x 10* -9.60 4.0 x 10 2.1 x 10 -2.1 x 10 5.7 x 10 -5.7 x 10
Determine the Ka for an acid by constructing an ICE table and using this information to construct and solve the equilibrium constant expression. Complete Parts 1-2 before submitting your answer. NEXT > 5 A solution of phenol (HC H₂O) is prepared by dissolving 0.385 g of phenol in 2.00 L of H₂O. The solution has a pH = 6.29. Fill in the ICE table with the appropriate value for each involved species o determine the unknown concentrations of all reactants and products. H_O*(aq) + Initial (M) Change (M) Equilibrium (M) 1 HC,H,O(aq) + 5 H₂O(1) 2 C_H,O(aq)