Class Note for CHEM 112 at UMass(29)
Class Note for CHEM 112 at UMass(29)
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This 8 page Class Notes was uploaded by an elite notetaker on Friday February 6, 2015. The Class Notes belongs to a course at University of Massachusetts taught by a professor in Fall. Since its upload, it has received 16 views.
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Date Created: 02/06/15
Turn on Camtasia Recording Advising and registration forthe Fall 08 semester will begin for Chemistry majors on April 7 Memos concerning registration and advising will be placed in folder pockets nearthe Undergraduate mailboxes located opposite GSMN 153 Please take one of each and read it carefully Information on advising schedules and registration may also be found on the Chemistry Undergraduate website httpwwwchemumasseduUnderqraduate Assumption if 9311004638 The concentration of an aqueous solution of 0313 M ammonia is A 727x1013 Lil13 Hlo 3 or way but MIA egg 53 4er return B 421x1o12 k Kb le gi W j 9mm ff ENHQ 0856x1o10 H M 20H Mk I 6S 1 4 D 501x10399 2 33 x y K 1 LSHo395 13 5 oats 1 E x Llu F 243 i 231 Mi 2 mm 4 my the The hygngioDconcentration of an aqueous solution of 0313 M ammonia is A 727x10quot3 My Hzo r M 4 Nu 4 hy A Nr rah 21x1042 mva emf q new 364 lxl0395 Kb fa cA856x1ort lt my EL 2 ow NH 55 a o A q a D 501X1O a L E 4139 quot ISHBquot L 39 0 D E 473x10395 Kw 3930 w may 441 11039 r 7W The hvdronium ion concentration Of an aqueous solution Of 0313 M ammonia is What is the pH of a 0001 M formic acid solution What is the concentration of formic acid at equilibrium Sum vt MWMS 1 Ha H410 lt e Hco 4430 lg WM 0 oooI 1 Haw C I 39 r e 090 4 1 x I if Lui M1 m mquot Lquot 4 k x 4mm MW 1quot 1104 7 41 0395 1 L Wu quot m Lsm39f 0 opalMoth oi 039 1 auto l O o Tz 4 What is the pH of a 0001 M formic acid H CNN 500 solution What is the concentration efformic acid at equilibrium Sun sh Mmm ms 000l ooDSL HCol mic um A 0430 V4 GWEN 39 L 104 0 not o a mmlxq C H F 11 mm a 0 Wm 3c x r r m39 wmm HW39tuui Hill MD is mm W now 7 42m gin AL 1 mr l N90 i 1 5 am um t auw l 0 vol MAquot 1 3404 oool 0mm Tu 400 U l a an E 34 What is the pH of a 0001 M formic acid solution What is the concentration of formic acid at equilibrium Avoch POIVIOrotic Acrols i 54 quotWt H304 410 3 Hatquot J01 1le0 3 so H30 quot70 P136L M704 629310quot SWME Hmquot H 1430quot F015 31Ioquot3 AS 7 FM M 41015 Maeco Wm 1 H WM BW 2 Wm Ka M K LL A but v who 6b 8quot Hquot k t v 0k usually dng I my I 2 Lewis Acids amp Bosos Lewis acid a substance that MCer an electron pair Bam by mm W L 39 b 9 7 eWIs ase H n L 4 5 a substance that damn an electron pair irnns Lewis acids e39 pair acceptor MW Mol u 5 th 39imumpido OGH S 5E5 smM ohm54 5W5 6 cu 1943 Mums w PL bank CO Lewis bases e39 pair donor e moleadcs wl mo Fairs ar e J J An39iws Ci390 l GN 10 Lewis Acids amp Bases Formation of hydronium ion is also an excellent example 564 95 30 H aucffDV a don JP 6 NM lemis bub Electron pair of the new OH bond originates on the Lewis base H H 11 Lewis AcidBase Reaction IJK W by kl39 H l H I H H was H Mm was Vase 12 Which Of the following compounds are IGWiS aCidS BF3 new 6 1quotquot W B CH4 C CI39 Fe3 smut dnavscd WW 9 H2O Yam bond 13 WhiCh Of the following compounds are leWiS baseS e39 Faiv Jam10v A BF3 B CH4 CI MINNA D Fe3 H2O lone Paws 0 e 14 Which of the following compounds can act as a Iewis acid or base A BF3 B CH4 C CI D Fe3 H o Mari v AW 639 i A 2 15 Equilibr ia Involving A Weak Acid You have 100 M HOAC Calc the equilibrium cones of HOAC H30 OAC39 and the pH 15
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