![9. The K, expression for Ag,CO, is A) (Ag ][CO; 4) B) (AgT[CO, C) (Ag Picco D) (Ag 1[CO;-1/[Ag2CO3] 10. For the reaction](http://img.homeworklib.com/questions/fbed9490-0b3b-11eb-8937-21527e4ff4cf.png?x-oss-process=image/resize,w_560)
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9. The K, expression for Ag,CO, is A) (Ag ][CO; 4) B) (Ag"T[CO, C) (Ag 'Picco...
2 HI 9. The Kog expression for Ag2CO3 is A) [Ag+ 1 [00:2) B) (Ag [CO;...
2 HI 9. The Kog expression for Ag2CO3 is A) [Ag+ 1 [00:2) B) (Ag [CO; ? C) (Ag* ''[c][04) D) (Ag ''[co,/[Ag2CO3] 10. For the reaction H2(g) + 12 ) At a temperature of 298 K, the equilibrium concentrations are [H2) = 0.45 M; [12] = 0.050 M; and [HI] = 0.13 M, respectively. What is K? A) 23 B) 111 C) 9.0 x 103 D) 0.75 11. A system is at equilibrium when A) K< B) 4Gº=0 C)...
2 HIⓇ 10. For the reaction TW H2(g) + 12 (8) At a temperature of 298...
2 HIⓇ 10. For the reaction TW H2(g) + 12 (8) At a temperature of 298 K, the equilibrium concentrations are [H2] -0.45 M; [12] = 0.050 M; and [HI] = 0.13 M, respectively. What is K? A) 23 B) 111 C) 9.0 x 103 D) 0.75
Q(27) The pH of a 0.050 M aqueous solution of ammonium chloride falls within what range? A) 0-2 B) 2-7 C)7-9 D) 9-1...
Q(27) The pH of a 0.050 M aqueous solution of ammonium chloride falls within what range? A) 0-2 B) 2-7 C)7-9 D) 9-12 E) 12-14 Q(28) Based on the information in the table below: which acid in aqueous solution is the weakest? Name Formula Ka Acetic Acid CH3COOH 1.8X10-5 Benzoic Acid C6H5COOH 6.3 X10-5 Formic Acid HCOOH 1.7 X 104 Hydrofluoric Acid HF 7.1 X 104 A) CH3COOH B) C6H5COOH C) HCOOH D) HF Q(29) K = 2.39 for the...
(A) (B) (C) (D) (E) It cannot be determined from the information given Q(27) The pH...
(A) (B) (C) (D) (E) It cannot be determined from the information given Q(27) The pH of a 0.050 M aqueous solution of ammonium chloride falls within what range? A) 0-2 B) 2-7 C)7-9 D) 9-12 E) 12-14 Q(28) Based on the information in the table below: which acid in aqueous solution is the weakest? Name Formula K Acetic Acid CH3COOH 1.8X10-5 Benzoic Acid C.HSCOOH 6.3 X10-5 Formic Acid HCOOH 1.7 X 104 Hydrofluoric Acid HF 7.1 X 104 B)...
Match: Substance Lewis base Bronsted-Lowry acid Arrhenius base Definition A. Provides H in water B. Provides...
Match: Substance Lewis base Bronsted-Lowry acid Arrhenius base Definition A. Provides H in water B. Provides OH in water C. Proton donor D. Proton acceptor E. Electron pair donor F. Electron pair acceptor Clear All Lewis Acid Lewis Base Can act as either a Lewis Acid or Lewis Base Neither a Lewis Acid or Lewis Base What is the approximate concentration of free Ag+ ion at equilibrium when 2.00x102 mol silver nitrate is added to 1.00 L of solution that...
ed with AgBr. The addition of HBr 13 8 A solution is ill AgBrs)Ag(ag)+ Br(ag) (A)...
ed with AgBr. The addition of HBr 13 8 A solution is ill AgBrs)Ag(ag)+ Br(ag) (A) increase the ph (B) cause a decrease in Ag concentration. Ag' concentration (D) not cause a change in Ag' concentration 14 Changing the pH from 1.0 to 2.0 means [H (A) halves (B) doubles (C) increases by a factor of 10. (D) decreases by a factor of 10 9 10 Which salt will form a neutral aqueous solution? (B) Sr(C,H,0), (D) NH,CI (A) NaF...
Q(33) A Lewis acid is? A) A proton donor. B) A proton acceptor. C) An electron...
Q(33) A Lewis acid is? A) A proton donor. B) A proton acceptor. C) An electron pair donor. D) An electron pair acceptor. E) An anphoteric species. Q(34) A Brønsted-Lowry acid is? A) A proton donor. B) A proton acceptor. C) An electron pair donor. D) An electron pair acceptor. E) An anphoteric species. Q(35) What is the relationship between Ka and Kb for a conjugate acid base pair? A) Kw=Ka+Kb B) Kw=K.*Kb C) Kw=Ko-Kb. D) Kw=Ka/Kb. E) Kw=K? Q(36)...
7. According to Bronsted-Lowry theory, a base is defined as a a) substance containing OH ions. b) proton donor. c)...
7. According to Bronsted-Lowry theory, a base is defined as a a) substance containing OH ions. b) proton donor. c) electron pair donor. d) electron pair acceptor. e) proton acceptor. 8. According to the Lewis theory, a base: a) is a proton acceptor. b) is a proton donor. c) makes available a share in a pair of non-bonding electrons. d) is any compound that contains electron pairs c) accepts a share in a pair of electrons. 9. Predict whether each...
Help with B. and C. please. 4.) (a.) ( 3pts) T = 298 K: Calculate AE®...
Help with B. and C. please.
4.) (a.) ( 3pts) T = 298 K: Calculate AE® and AG" for the following reaction: 4Cytochrome (Fe) + O2+ 4H-4Cytochrome (Fe) + 2H20 Cytochrome c(Fe 3) + e - Cytochrome c(Fe 2) Eº = 0.254 V Donor 1/202 +2e +2H-H2O E' = 0.815 V Acceptor AE°) = 0.815 V-o.a54V) = 0.561V AG") = -2(96.5)(0.561 V) = -108.273 kJ/mol (b.) (2 pts) What enzyme catalyzes the above reaction? (c.) (3 pts) It takes 20...
Which titration has an equivalence point with a basic pH? (A) titrating HCIO (aq) with Ca(OH)-(aq)...
Which titration has an equivalence point with a basic pH? (A) titrating HCIO (aq) with Ca(OH)-(aq) (B) titrating HNO-(aq) with KOH(aq) (C) titrating HNO,(aq) with KOH(aq) (D) titrating NHs(aq) with HCl(aq) 12. 13. Identify and justify the Brønsted-Lowry acid in the reaction: NH, +HBr NH,Br (A) HBr because it is a proton donor (B) HBr because it is a proton acceptor (C) NH, because it is a proton donor (D) NH, because it is a proton acceptor 14. Which is...
2 HI 9. The Kog expression for Ag2CO3 is A) [Ag+ 1 [00:2) B) (Ag [CO; ? C) (Ag* ''[c][04) D) (Ag ''[co,/[Ag2CO3] 10. For the reaction H2(g) + 12 ) At a temperature of 298 K, the equilibrium concentrations are [H2) = 0.45 M; [12] = 0.050 M; and [HI] = 0.13 M, respectively. What is K? A) 23 B) 111 C) 9.0 x 103 D) 0.75 11. A system is at equilibrium when A) K< B) 4Gº=0 C)...
2 HIⓇ 10. For the reaction TW H2(g) + 12 (8) At a temperature of 298 K, the equilibrium concentrations are [H2] -0.45 M; [12] = 0.050 M; and [HI] = 0.13 M, respectively. What is K? A) 23 B) 111 C) 9.0 x 103 D) 0.75
Q(27) The pH of a 0.050 M aqueous solution of ammonium chloride falls within what range? A) 0-2 B) 2-7 C)7-9 D) 9-12 E) 12-14 Q(28) Based on the information in the table below: which acid in aqueous solution is the weakest? Name Formula Ka Acetic Acid CH3COOH 1.8X10-5 Benzoic Acid C6H5COOH 6.3 X10-5 Formic Acid HCOOH 1.7 X 104 Hydrofluoric Acid HF 7.1 X 104 A) CH3COOH B) C6H5COOH C) HCOOH D) HF Q(29) K = 2.39 for the...
(A) (B) (C) (D) (E) It cannot be determined from the information given Q(27) The pH of a 0.050 M aqueous solution of ammonium chloride falls within what range? A) 0-2 B) 2-7 C)7-9 D) 9-12 E) 12-14 Q(28) Based on the information in the table below: which acid in aqueous solution is the weakest? Name Formula K Acetic Acid CH3COOH 1.8X10-5 Benzoic Acid C.HSCOOH 6.3 X10-5 Formic Acid HCOOH 1.7 X 104 Hydrofluoric Acid HF 7.1 X 104 B)...
Match: Substance Lewis base Bronsted-Lowry acid Arrhenius base Definition A. Provides H in water B. Provides OH in water C. Proton donor D. Proton acceptor E. Electron pair donor F. Electron pair acceptor Clear All Lewis Acid Lewis Base Can act as either a Lewis Acid or Lewis Base Neither a Lewis Acid or Lewis Base What is the approximate concentration of free Ag+ ion at equilibrium when 2.00x102 mol silver nitrate is added to 1.00 L of solution that...
ed with AgBr. The addition of HBr 13 8 A solution is ill AgBrs)Ag(ag)+ Br(ag) (A) increase the ph (B) cause a decrease in Ag concentration. Ag' concentration (D) not cause a change in Ag' concentration 14 Changing the pH from 1.0 to 2.0 means [H (A) halves (B) doubles (C) increases by a factor of 10. (D) decreases by a factor of 10 9 10 Which salt will form a neutral aqueous solution? (B) Sr(C,H,0), (D) NH,CI (A) NaF...
Q(33) A Lewis acid is? A) A proton donor. B) A proton acceptor. C) An electron pair donor. D) An electron pair acceptor. E) An anphoteric species. Q(34) A Brønsted-Lowry acid is? A) A proton donor. B) A proton acceptor. C) An electron pair donor. D) An electron pair acceptor. E) An anphoteric species. Q(35) What is the relationship between Ka and Kb for a conjugate acid base pair? A) Kw=Ka+Kb B) Kw=K.*Kb C) Kw=Ko-Kb. D) Kw=Ka/Kb. E) Kw=K? Q(36)...
7. According to Bronsted-Lowry theory, a base is defined as a a) substance containing OH ions. b) proton donor. c) electron pair donor. d) electron pair acceptor. e) proton acceptor. 8. According to the Lewis theory, a base: a) is a proton acceptor. b) is a proton donor. c) makes available a share in a pair of non-bonding electrons. d) is any compound that contains electron pairs c) accepts a share in a pair of electrons. 9. Predict whether each...
Help with B. and C. please.
4.) (a.) ( 3pts) T = 298 K: Calculate AE® and AG" for the following reaction: 4Cytochrome (Fe) + O2+ 4H-4Cytochrome (Fe) + 2H20 Cytochrome c(Fe 3) + e - Cytochrome c(Fe 2) Eº = 0.254 V Donor 1/202 +2e +2H-H2O E' = 0.815 V Acceptor AE°) = 0.815 V-o.a54V) = 0.561V AG") = -2(96.5)(0.561 V) = -108.273 kJ/mol (b.) (2 pts) What enzyme catalyzes the above reaction? (c.) (3 pts) It takes 20...
Which titration has an equivalence point with a basic pH? (A) titrating HCIO (aq) with Ca(OH)-(aq) (B) titrating HNO-(aq) with KOH(aq) (C) titrating HNO,(aq) with KOH(aq) (D) titrating NHs(aq) with HCl(aq) 12. 13. Identify and justify the Brønsted-Lowry acid in the reaction: NH, +HBr NH,Br (A) HBr because it is a proton donor (B) HBr because it is a proton acceptor (C) NH, because it is a proton donor (D) NH, because it is a proton acceptor 14. Which is...
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