Hi. can some one please explain me the solution for this question. the correct answer is C. thanks. 10. How much gol...

Question

Question

Hi. can some one please explain me the solution for this question. the correct answer is C. thanks.

10. How much gold is deposited in 4.00 hours by the electrolysis of a solution of Na[AuCl by a constant current of 0.37A? a)

Answer 1

Answer #1

Nac Anda] – Aut3 - Avis) obres :3) W- Z. It 4x W = mass deposited I= current To time period (s) a hr= 4 x 60x60 sec Z = Equiv

Answer 2

Similar Homework Help Questions

Hi. can some one please explain me the solution for this question. the correct answer is...

Hi. can some one please explain me the solution for this question. the correct answer is E. thanks. 10. How much bismuth is deposited in 1.60 hours by the electrolysis of a solution of NaBio, by a constant current of 0.55A? a) 6.86 g b) 3.43 g c) 2.298 d) 1.72 g e) 1.37 g
Hi. can some one please explain me the solution for this question. the correct answer is...

Hi. can some one please explain me the solution for this question. the correct answer is A. thanks. 9. Consider the following equation. Cr + 3VO2 + 6H* = Cr3+ + 3VO2+ + 3H20 E° = 1.74 V Which of the following is nearest to the equilibrium constant, K, at 300 K for this reaction? a) 5.0 x 1087 b) 1.9 x 1088 c) 5.5 x 1095 d) 1.7 x 1029 e) 2.7 x 1029
Hi. can some one please explain me the solution for this question. the correct answer is...

Hi. can some one please explain me the solution for this question. the correct answer is E. thanks Consider the following equation. Relevant standard reduction potentials are given in Q8. 9. 2Ag Pb2Ag + Pb Which of the following is nearest to the equilibrium constant, K, at 298 K for this reaction? b) 8.6x 10 a) 9.8 x 10 c) 5.4 x 105 d) 1.1 x 1022 e) 2.9 x 10

Hi. can some one please explain me the solution for this question. the correct answer is C. thanks. 5. The K for bar...

Hi. can some one please explain me the solution for this question. the correct answer is C. thanks. 5. The K for barium sulfate is 1.1 x 10 at 25°C. What is the solubility of barium sulfate (in mol L') in 0.1 Miron(III) sulfate solution? a) 1.1 x 10 b) 2.2 x 10" c) 3.7 x 10 d) 5.5 x 10" e) 10 x 10
Hi. can some one please explain me the solution for this question. the correct answer is...

Hi. can some one please explain me the solution for this question. the correct answer is E. thanks. 4. What is the systematic name for the coordination compound, [Mo(NH) (OH)]CI? a) triaquatriamminemolybdenum(VI) trichloride b) triaquatriamminemolybdenum(III) trichloride c) triamminetriaquamolybdenum(III) trichloride d) triaquatriamminemolybdenum(III) chloride e) triamminetriaquamolybdenum(III) chloride
Hi. can some one please explain me the solution for this question. the correct answer is A. thanks. 6. What is the c...

Hi. can some one please explain me the solution for this question. the correct answer is A. thanks. 6. What is the concentration of Co(aq) ions in the solution made by adding water to cobalt(II) nitrate (0.50 mol) and ethylenediamine (3.0 mol) so that the final volume of solution is 3.0 L? The Kb of Co(en)31 is 1.0 x 1014 a) 1.3 x 10M b) 1.5 x 10 M c) 2.9 x 10-'M d) 3.3 x 10M e) 8.7 x...

Hi. can some one please explain me the solution for this question. the correct answer is...

Hi. can some one please explain me the solution for this question. the correct answer is D. thanks. The Ksp for silver chloride is 1.8 x 101 at 25 "C. What is the solubility of silver chloride (in mol L) in 0.025 M tin(IV) chloride solution? 5. a) 8.5 x 10 b) 6.7 x 10 d) 18 x 10 c) 7.2 x 10 e) 1.3 x 10
Hi. can some one please explain me the solution for this question. the correct answer is...

Hi. can some one please explain me the solution for this question. the correct answer is B. thanks. 6. What is the concentration of Zn(aq) ions in the solution made by adding water to zinc nitrate (0.10 mol) and ammonia (3.0 mol) so that the final volume of solution is 1.5 L? The Kb of Zn(NH).)" is 7.8 x 10° a) 4.9 x 10"M b) 9.5 x 10M c) 6.1 x 10M d) 2.8 x 10M e) 2.3 x 10M
Hi. can some one please explain me the solution for this question. the correct answer is...

Hi. can some one please explain me the solution for this question. the correct answer is A. thanks. Questions 1 & 2 refer to the solubility of lead chromate, PbCrO4: PbCrO4(s) = Pb2+ (aq) + Cro4?- (aq) !? 1. The Ksp for PbCrO4 is 2.0 x 10-16 at 25 °C. What is the solubility of PbCrO4 in mol a) 1.4 x 10-8 b) 2.8 x 108 c) 2.0 x 10-16 d) 7.1 x 107 e) 5.0 x 1015

Hi. can some one please explain me the solution for this question. the correct answer is...

Hi. can some one please explain me the solution for this question. the correct answer is A. thanks. Questions 1 & 2 refer to the solubility of iron(II) phosphate, Fe:(PO4)2: Fe3(PO4)() = 3Fe (aq) + 2PO4 (aq) 1. The Ksp for Fe:(PO4)2(8) is 1.0 x 10" at 25°C. What is the solubility of Fe:(PO4)2 in mol L? a) 2.5 x 10* b) 3.1 x 10° c)6.3 10 d) 1.0 x 10? e) 4.0 x 10