Question

The springly soluble salt sihw () axafare, wiose formula i A. C h e wall w is CO, . has 3.10-12. Calculme the molt solubility of a saturated solution of silver (l) anulate in the following solutions. Noteiny umulions made in simplifying pris pressions (12 points). A. in neutral pure water: 105 10-4)2 A92.04 - C204- 5.- 0 3 . [2x][x] 4DXD-2.483 x ]. 1.105 VID-4 B. in 0.0230 M ANO.(ag: 12 SS VID ) 2 4 ZAGA COA Aga CZ DA S400 22x02301 x) 26.02307 ] C. in 0.0230 M K.C.Ouak: (1.613X1D-42.2 - AgaCz Da2 Ag+ C20A 5.400 L2x] CX102307 x. 7. - Consider the electrochemical reaction of the persulfarculfolle, SOSO, couple with the GaGars (Gal ) couple. Provide the cued information (10 points). Use the canonical ordering: OX, + RED,+ other Jong (s. (af)+ 2 (Ga(aq) + 3e | W AE 2 50,- (aq)) 3 Gos)) 2 RED +OX, + other strong E'-+2.01 V E=-0.53 V The wet balanced & extensive redox reaction (please provide the states, cg (aq)) 35.0 100.) 2.6 Ls) USD42-190) 2G at 10.) The number of electrons involved in the balanced reaction is/are:_lat the e beamons ✓ n The value of E, for this reaction is (make sin explicit : 1 2.54 V 2.0!--:53

Hi, can someone please solve this correctly? it would be a big help! Thanks!

Answer 1

1. 1. Ag, C304 F 2494 + 604 The molar salubility ax a. Agglom = 2 Ag+ + €204 22 2 .: Ksp = lagt) "76,01] 5.4 x 15°2= (2x)?X :55.4x102=403 1:33=1.35 x 1012 12 21:1058104 vy Ans. 2 II B. in 0.0230 M AgNO3, 1. AgNO3 → Agt & Nog lagt] = 0.0230, Total cagt) = 2X+0.0234 :: Kp = [agt] 603] 504x1312 = 122+0.0230) () here, a is very smau, so neglected 5.4x15'2= (0.0230)^x x = 5.481012 10.0230) 21 = 1.0207x1ö 8 Jus Ans.

e. On 0.0230 M Ka C304109) :- Kagou ? 24*+ 602 - The concentration of [202] = 0.0230 ..The total concentration = (x+000230) .: Kp = ((23)(+0.0230) n is very smaue, so neglected, 5.4x1512 - 474X0.0230 a= 524X10M3. = 51869x15"! 10 4X0.0230 [2=7.667 156] Any II. S2O3 + 24 H 2502 , F = +2.01 V -(0) Grast + 3e to gra , E? :-0.53V .- (ii) Hore S20² +2e 2500 is reduction reaction (1JX3 + x2 352087 bet 6502 262434+6e H.26a 35202 - + 2 a b sou + 2 Grant any This is balance the anation in the balance = 6 The number of electory involved • The feen - Erned - Ex 3 2.01-1-0.53) = 2.54vh Ary.