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Use Lewis structures to diagram the following reaction in the manner of reaction (16.24)
Identify the Lewis acid and Lewis base.|
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General Chemistry: Principles and Modern Applications (11th Edition)
- Hypochlorous acid, HOCl, is a weak acid having a pKa = 7.46. (a) Show the balanced chemical equation for the hydrolysis of water by OCl- (aq). (b) Compute the value of pKb for aqueous hypochlorite ion. (c) If [OCl-] = 0.050 M, then what is the pH of this aqueous solution? (a) (b) (c)arrow_forward(a) Using the expression Ka=[H+][A−]/[HA], explain how to determine which solution has the lower pH, 0.10MHF(aq) or 0.10MHC2H3O2(aq). Do not perform any numerical calculations. (b) Which solution has a higher percent ionization of the acid, a 0.10M solution of HC2H3O2(aq) or a 0.010M solution of HC2H3O2(aq) ? Justify your answer including the calculation of percent ionization for each solution.arrow_forward30. In the reaction HCl(aq) + H₂O(l) ⇒Cl¯(aq)+ H3O+ (aq) does water act as a Brønsted-Lowry acid, a Brønsted-Lowry base, or neither, or both? (A) Neither as an acid nor as a base; water is neutral (B) Both an acid and a base. (C) An acid (D) A base (E) Depends temperaturearrow_forward
- Calculate 3OH-4 and pH for each of the following strong base solutions: (a) 0.182 M KOH, (b) 3.165 g of KOH in 500.0 mL of solution, (c) 10.0 mL of 0.0105 M Ca1OH22 diluted to 500.0 mL, (d) a solution formed by mixing 20.0 mL of 0.015 M Ba1OH22 with 40.0 mL of 8.2 * 10-3 M NaOH.arrow_forwardConsider the following chemical equilibrium for the weak base CN in water: CN (aq) + H₂O(1) HCN(aq) + OH(aq). Which of the following statements is correct when more water is evaporated from system? Select an answer and submit. For keyboard navigation, use the up/down arrow keys to select an answer. a b C d H pH will go up; [OH-]will go up; net amount of OH will go up pH will go down; [OH-] will go up; net amount of OH will go down pH will go down: [OH-] will go down; net amount of OH will go down pH will go up; [OH will go up; net amount of OH will go down X Your answerarrow_forwardThe ion HTe− is an amphiprotic species; it can act as either an acid or a base.(a) What is Ka for the acid reaction of HTe− with H2O?(b) What is Kb for the reaction in which HTe− functions as a base in water?(c) Demonstrate whether or not the second ionization of H2Te can be neglected in the calculation of [HTe−] in a 0.10 M solution of H2Te.arrow_forward
- 13.1) a) What is the pH of a 3.6×10-2 M solution of KOH at 25 °C? b) What is the pH of a 3.48×10-2 M solution of the strong acid HClO4? HClO4(aq) + H2O(ℓ) → ClO4-(aq) + H3O+(aq)[HClO4]0 = 3.48×10-2arrow_forwardIn humans, blood pH is maintained within a narrow range:acidosis occurs if the blood pH is below 7.35, and alkalosis oc-curs if the pH is above 7.45. Given that the pKᵥᵥ of blood is 13.63 at 37°C (body temperature), what is the normal range of [H₃O⁺]and of [OH⁻] in blood?arrow_forward(a) Define a Lewis acid and a Lewis base. (b) Define an Arrhenius acid and an Arrhenius base. (c) Identify As2O5 as either a Brønsted-Lowry, a Lewis, or an Arrenius acid or base, and justify your answer to part (c) by writing a balanced chemical equation in showing As2O5 added to water.arrow_forward
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