Quiz - 3C1 12 Worksheet 2 Name Ht i Chapter 16 - Acids and...

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Unformatted text preview: 3C1 12 Worksheet 2 Name Ht i Chapter 16 - Acids and Bases: pH 1. Calculate the H30? and DH" concentrations in the following solutions. Identify.r the solutions as acidic, neutral, or basic. a) Vinegar,witth=3.ll ,i'-1!'- - 3 H ‘— lD-afil t Fiji—2' , - _ ctr] — 1'35? . to 5-” = 7. ms 1- u: '* is as" (Cassie—IT? [1130+]: FI'.-l itG—L‘ [OH] = circle one: neutral basic h E s, with H='i'.?3 ) E P n+1???- t. 2.7 ~ 7‘. "t 3 F L. ‘e r; - - i "'9 ‘ '3 * 12.“? to? ? acidic [H3O+] = l 6} 10,8} [Ol-l'] = circle one: neutral -. hill-i3} 2. Calculate the hydroxide ion concentration and pH for the lollowing solutions. Identify the solutions as acidic, neutral, or basic. a} Rain water, with [1130+] = 19 x 10"} M u“.- rH- c 43‘ r '— c i".- -j.-?( |‘1'|r|"3 a} ._. i3 I}. qr; - Q01; " E: J . __.-—-—-.‘. pH = S_ 1573 circle one: neutral basic h} ammonia cleaning solution, with [H301 = 6.31 x 1U‘“M a an: it fit was“) I'D. so " (.950 " Q5351 + LCD-H5} r- f, Lair; “u - in"? acidic pH = circle one: neutral hasic ' 3. Calculate the pH of the following solutions. ' a) H.124MHCI O Q"! h] 1.24x1fl4MHCl '2 5“ - o} H.124 M NaCIH a a; if? I. filial; vi a I, .1. FILE. I .— 4. Write a balanced chemical reaction and the corresponding equilibrium equation for tho dissociation ot‘propanoic acid (CH3CH2CDOH). any: oz .21 can it i. and 1:3: 33* a c: 1.; if PIN-ii LP'Qi 1p k: 4-.__ '1' IF___{___ _,_. I _...—_h C all» is I.t 0““ .3 5. The pH ofa U4!) M solution ofHDEr is EDS. Fill in the foliowing lCE Table and calculate the K“ of hypohromous acid. sc112 Worksheet 3 Name Chapter 16 - Acids and Bases: pH ofWeak Acids and Bases I' ” £2 ' 1. A solution is prepared by dissolving ass g benzoic acid (cfiajcooit in = as x 1o'5} in enough water to make 1.12] L of solution. " _ yrs .5»:- Wrfle the balanced chemical reaction for the weak acid equilibrium of benzoic acid: , _. . . _ . 1— ill,“ I; i. 11-13:. i. ii. i c: f. can 3 Lac: J H 1:.) 1|I."I."ritc the equilibrium expression for this reaction: K“ = bill-ll: If' lly‘lllr -_.l-: l: I. "1+ __.--- .. T. LI:- lT .Ii 5 —" u L- r I "‘I- ' 'I II ill- :‘lb ' .:.I II l" What is the initial concentration (M) of benzoic acid in this solution? «5W2. if»er 1 ‘-r' 11% 'I '-,’~‘ Fill in the following ICE table: Equilibrium Igor. I x __ i J. , a: % dissociation = 2. Codeine is a derivative of morphine and is used as an analgesic, narcotic, or antitussivc. The formula for codeine is CISHHNGL and the Kb = 9.12} :x: lfl'T. '5' - "' _ p 3:. in“:- Write the balanced chemical reaction for the weak base equilibrium of codeine: ' F’— ' _ —.I.. —- l .f -'—_'._-: ' It - I Lia F.“ u 03 Cam; , 51.1 .4, an. s}: . - "1 'C-‘l' : emf 4- DH— "- eat so so: «- e w ~- t_,eH-:.--- 2 Write the equilibrium expression fer this reaction: ; C-iiltdfwfll+ 1“- Kh = H _ . .. .rF 1 I _. -._ "| m- LCrE’LJHJ'uK—ce: J What is the initial codeine concentration (M) in a solution of it} mg codeine in tilt] mL of solution? _ Des-E ":4" [CIEI‘IELNOJL = 1 ruin ,ei-o Fill in the following It: E table: Reaction — Calculate the concentration of all of the species in solution at equilibrium. cow-1 , w mam .... -. flow:- 1’ -. I it Hi Ill,lI-E'Pll l-l'o I r .I'J'I'I’G_fi F: Id.de [CHI—IMNDBJ = l ill-“Fad: = IIC15H11N03H— 2 I What is the pill-I and pH oi~ this solution? pDI-I = pH = I. 4‘1'.‘ I. rgfli l‘ _.::.e:.c.-.La .r-fs'j ' '- 9.0!... -..-'I ...
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Quiz - 3C1 12 Worksheet 2 Name Ht i Chapter 16 - Acids and...

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