Which of the following equilibria will shift to the right when H2 is added? (Select all that apply.)
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Chemistry: Atoms First
- 44. Ammonia is a weak base that reacts with water according to this equation: NH3(aq) + H₂O(1) ⇒ NH4+(aq) + OH-(aq) Will any of the following increase the percent of ammonia that is converted to the ammonium ion in water? (a) Addition of NaOH (b) Addition of HCl (c) Addition of NH4Clarrow_forwardConsider the equilibriumB(aq) + H2O(l) ⇌ HB+(aq) + OH-(aq).Suppose that a salt of HB+(aq)is added to a solution ofB(aq) at equilibrium. (a) Will the equilibrium constant forthe reaction increase, decrease, or stay the same? (b) Will theconcentration of B(aq) increase, decrease, or stay the same?(c) Will the pH of the solution increase, decrease, or staythe same?arrow_forwardWrite the equilibrium constant expression, K, for the following reaction taking place in dilute aqueous solution.(CH3)3N (aq) + H2O(l) H(CH3)3N+ (aq) + OH-(aq)arrow_forward
- For each of the following values of K, indicate whether the forward reaction, reverse reaction, or neither would be favored. a) Keq = 4.1 x 10-3 (K<<<1) b) Keq = 3.7 x 108 (K>>>1) c) Keq = 1.47 (K~1)arrow_forwardThe acetate ion, CH3COO–, reacts with water as a weak base: CH3COO–(aq) + H2O(l) ⇄ CH3COOH(aq) + OH–(aq), with K = 5.7 x 10-10 at 25°C. If sodium acetate were dissolved in water to make a 0.35 M solution, what would be the resulting concentration of OH–? (M) (no scientific notation)arrow_forwardAmmonia is a weak base that reacts with water according to this equation: NH3(aq) + H2O(l) ⇌ NH4+(aq) + OH −(aq) Will any of the following increase the percent of ammonia that is converted to the ammonium ion in water? (a) Addition of NaOH (b) Addition of HCl (c) Addition of NH4Cl.arrow_forward
- 5. Ka of HF is 6.80 × 104, what is the value of the equilibrium constant of the following reaction at 25 °C? F (aq) + H₂O(1) HF(aq) + OH(aq) (A) 6.80 x 104 -11 (B) 1.47 x 107 (C) 1.00 x 10-14 (D) 6.80 x 10-13arrow_forwardWrite out an equilibrium expression for the following reversible chemical reaction: (NH4)2CO3 (s) o 2 NH3 (g) + CO2 (g) + H2O (g) keq=arrow_forwardWhat is the equilibrium expression for the following reaction? 2A(aq) + 3B(aq) ⇌ C(s)arrow_forward
- What is the equilibrium constant expression for the following reaction: NH4+(aq) + Cl−(aq)↔NH4Cl(s) Choose from the list below and enter the letters alphabetical order. (e.g. For an equilibrium constant of [Cl-]2eq[NH4+]eq enter AH.)arrow_forwardWrite the equilibrium constant expression for this reaction: 2 H* (aq) + C₂0 (aq) H₂C₂O4(aq) X Sarrow_forwardHemoglobin (Hb) transports oxygen in the blood:HbH⁺(aq)+O₂(aq)+H₂O(l) →HbO₂(aq)+H₃O⁺(aq) In blood, [H₃O⁺] is held nearly constant at 4X10⁻⁸ M.(a) How does the equilibrium position change in the lungs?(b) How does it change in O₂-deficient cells?(c) Excessive vomiting may lead to metabolic alkalosis, in which [H₃O⁺] in blood decreases. How does this condition af-fect the ability of Hb to transport O₂?(d) Diabetes mellitus may lead to metabolic acidosis, in which [H₃O⁺] in blood increases. How does this condition affect the ability of Hb to transport O₂?arrow_forward
- Introductory Chemistry: An Active Learning Approa...ChemistryISBN:9781305079250Author:Mark S. Cracolice, Ed PetersPublisher:Cengage Learning