Question

28. Which of the following compounds will have the highest molar solubility in pare water? A) PbsO4, Ksp-1.82x 10-8 B) MgcOs. Ksp-6.82 106 C) Ag, Ksp-8.51x 10-17 D) Pbs, Ksp-904 × 10-29 E) FeS, Ksp-3.72 10-19 29. Give the expression for the solubility product constant for PbCl2. [PbCl2l IPbCl2l D) Pbci2l 30. Determine the molar solubility of Agl in pure water. Ksp (Agl)-8.51 A) 9.22 x 10-9 M B) 4.26 × 10-17 M C)8.51 10-17M D)2.77 × 10-6 M E) 4.40 x 10-6 M 10-17, 31, Identify the change in state where ΔS decreases. A) solid to liquid B) liquid to gas C) solid to gas D) gas to solid 32. Calculate AS rn for the following reaction. The S9 for each species is shown below the reaction. P4(g) + 10 Cl2(g) → 4 PCS(g) 364.6 SU/mol K) 280.0 223.1 A)-138.5 J/K B)-1052.6 J/K C)+171.3 J/K D)-583.6 J/K 33. Estimate ΔGmn for the following reaction at 4490 K. CH20(g) + 2 H2(g) → CH4(g) + H2O(g) A)+5.8 ky B) +12.9 kJ C)-101 k] D)+2.4 kJ E)-4.2 k

Answer 1

나 (pt 30. + 1 let he.tk Molev๐ใน'나 2.

eeises 31. 90% gas ㄒㄧ gas and eakent 4(1644) し80-10(11).!) - FriLk

2 3 -94.9 ~ 449 と214:1) oPhon A