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- 1. Which does not belong to the group?* Hg₂ + 2Cl⁻¹ ⇌ HgCl₂ Ag⁺¹ + Cl⁻¹ ⇌ AgCl₂ Pb⁺² + 2Cl⁻¹ ⇌ PbCl₂ Hg₂ + 2Cl⁻¹ ⇌ Hg₂Cl₂ 2. Which does not belong to the group?* 3PbS + 2NO₃¹⁻ + 8H₃O ⇌ 3Pb²⁺ + 2NO +3S + 12H₂O 3HgS + 2NO₃¹⁻ + 8H₃O ⇌ 3Hg²⁺ + 2NO +3S + 12H₂O 3Bi₂S₃ + 2NO₃¹⁻ + 8H₃O ⇌ 2Bi³⁺ + 2NO +3S + 12H₂O 3CuS + 2NO₃¹⁻ + 8H₃O ⇌ 3Cu²⁺ + 2NO +3S + 12H₂OThe following reactions all have K > 1.1) HF (aq) + C6H5O- (aq) F- (aq) + C6H5OH (aq)2) CH3COOH (aq) + C6H5O- (aq) C6H5OH (aq) + CH3COO- (aq)3) HF (aq) + CH3COO- (aq) F- (aq) + CH3COOH (aq)Arrange the substances based on their relative acid strength. Strongest acid, intermediate acid, weak acid, not a Bronsted-Lowry acid. CH3COOH HF C6H5OH CH3COO- F- C6H5O-Which does not belong to the group?* 3CuS + 2NO₃¹⁻ + 8H₃O ⇌ 3Cu²⁺ + 2NO +3S + 12H₂O 3HgS + 2NO₃¹⁻ + 8H₃O ⇌ 3Hg²⁺ + 2NO +3S + 12H₂O 3Bi₂S₃ + 2NO₃¹⁻ + 8H₃O ⇌ 2Bi³⁺ + 2NO +3S + 12H₂O 3PbS + 2NO₃¹⁻ + 8H₃O ⇌ 3Pb²⁺ + 2NO +3S + 12H₂O
- In the dissociation of PCI, as PCl5(g) PC₁₁(g) + C₁₂(g) if the degree of dissociation is a at equilibrium pressure P, then the equilibrium constant for the reaction is a²p² a. Kp b. K, = 1+α²P 1-α- p² a²P c. K = 1-a² d. Kp =i. LDA ii. C,H;I of II III on IVWhat is the equilibrium-constant expression of the dissociation of H3AsO4 to H3O+ and AsO4 3- ? a. Ka = [H3O+] [AsO43−] [H3AsO4] b. Ka = [H3AsO4] [H3O+] [AsO43−] c. Ka = [H3O+]3 [AsO43−] [H3AsO4] d. Ka = [H3AsO4] [H3O+]3 [AsO43−] e. Ka = [H3O+]3 [AsO43−] [H3AsO4][H2O]
- Which of the following protons has the lowest pKa? HE Hc HA HB Ho 1. Ha 2. Hb 3. Нс 4. Hd 5. He Whidaafthe fellowin retonebac the louoctpKaO, N and S atoms have lone pairs and can thus serve as Bronsted-Lowry or Lewis base. Which atom in the following compound will be protonated first and why? H3C. : I3D S. `N'Use pKa values to predict which of the following equilibria will favor the reactants. B C O + OH₂ + SH Br NH₂ Multiple answers: Multiple answers are accepted for this question H OH + LOH Yo HBr e NH