Class Note for CHEM 112 at UMass(22)
Class Note for CHEM 112 at UMass(22)
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This 9 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 20 views.
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Date Created: 02/06/15
Turn on Camtasia Recording What is the pH of an aqueous solution of 0532 M dimethylamine a weak basbg with the Kformula 39CH32NH39 Eulaquot E54 can a animal H10 3 0H Hgi lL L A o 552 M o 0 C 7 vlt 74 E o t 532 K x quot 2 2 2 5amp1 SW 2 MWhat is themqueous solution of 0532 M dimethylamine a weak basb e with the formula CH32NH x 4 NSF 1 my 4 6 iOH 41mm r l i 0551M a a L 7 7lt x 053 Kx L in 0532 1 CW1 25 L 573quot 0537 HQLNHJ 053 r oq om w x L nm Wm 403 on Cl l lxl quotj 15 M g I W It 175 1275 What is themqueous soiulion 0105352 M dimelhylamine a weak base with he lormula 0HZNHi7 may 2 639quot ii 5quotquot a 0531M G c 1 w f e 15er x imt 4 o 537 5 v Satinquot 0 337 05 walks x ii imr1 munth Va 435 luj 077qu L15 hflhfrw l7 7 I225 m ymi H 5 Vii f J Kw Low comm may Hiog S g ots w1 B 31 iog at loJ Cg w l 5 IZZS What is the pH of a QQQJJVI formic acid solution What is the concentration of formic acid at equilibrium the lHCOf 443 gamut rm 90M quot o o c ol 7 X say 4 9393131 7339 g igxmo Lulaquot m a ManiF I q 13 41110quot am 5 to k 73 1 gm 0 vbquot 0W Whatis the pH of a 009 VI formic acid solution Whatis the concentration of formic acid at equilibrium IHCDZH 4mm wco 4430 16mm no o 0 C 7 H w E ommw X K m 39j r1 Ngmzwino rmquot 4 V 77 n ma Moll YFJMNH l an rcs f39m gymywatkq u WM Wquot M quot c 32 10394 RP 12m 39t 1 Kuhqu 1 a 241 MS H10 Tj gl oai quot7 X L W a 1 91570 1 Mann 6 L immus m m via mm luimc a WW Man it mm M1 M3 um Iquot quot Mir M l6331YNquot J 39FH 000 1 auto 4 winquotM solution of 0313 M ammonia is A 727x1013 B 421x103912 C 856x 103910 D 501x 10399 E 473X 10395 The hydronium ion concentration ofan aqueous The hydronium ion concentration of an aqueous solution of 0313 M ammonia is Polyprotic Acids 3 1mm slaps 4 Wspkmc w 1amp quot Harm quot 70 7 3039 LPG 15104 Ho 1quot 430 H1704quot 62104 H P0 39 f 1 q u 8 14304 P04 3 3hr H 4391 HWQ Em succech 4 Win sbp 66v EPA 5 w l0 Fwnes umquot dif culi 44M ov WA I W W M Vli lr39xmiu im bemiyilr is 39 W44 SW an subsewir s bps 10 1A 14 WA Ls may WPWMquot 7 Ummam because ik is 0 gvlqaowt39 steps Brons tmok39 W Q39 Add H GUM Eu W MW 11 Lewis Acids amp Bases Lewis acid a substance that Ed an electron pair EFL the Duran alum 1s surrounded by my three e ectrnn pairs Lewis base a substance that Q a M an electron pair 12 We pair acceptor v ancs pl n MCS MfH39c 0641 BA Smut Me th charged hm A 032 39 F95 Makeuch wih fold 0sz CO Lewis bases a pair donor W m mP i S uPc39 Q 9 mus or OH l 04 232213333257311155 Q the rmquot 5 a hy my three mm mm 13 Lewis Acids amp Bases Formation of hydronium ion is also an excellent example Q HH e 439 H H Eectron pair of the new OH bond originates on the Lewis base 14 Lewis AcidBose Reoc rion H Hquot 4 NH3 Wis l 0054 A H 4ch N H l H H Laws 850 15 E BF3 B CH4 C D E CI39 Fe3 H2O Which of the following compounds are lewis acids A 15 Which of the following compounds are lewis bases W 6quot A BF3 Add imampld o oal39wl39 B CH4 WW c Cl39 Em g D FefaW aW PM A E H2O st 122 Which of the following compounds can act as a lewis acid or base A BF3 B CH4 C Cl D Fe3 E H2O 18
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