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- 1. Ph ОН Н Ill OH Me 0.1 equiv TSOH CHCl3, rt, 30 min 0.1 equiv TsOH CHCl3, reflux, 30 min(n) (0)" (p) (0) (s) (t)# (u) ol M00, НО. "gre OH "NH₂ OH H₂N OH oⒸ/NaⒸ HCI/H₂O (excess)/A Aspirin (acetylsalicylic acid) 1₂ li Acetylcholine chloride ? A 225 °C (sublime) -[H₂0] [H₂Cro] CrO₂/H,0 H₂O/acetone H₂O H₂O warm then, dil H₂0¹ work-up H₂SO, (cat.) H₂0/A Hạo, Acetylcholinesterase 3Professor Acetico Acido has assigned the analysis of unknown organic compound samples to Al Coholbased on their solubility behavior. The summary of the solubility profile are tabulated below along with thepossible structures of the samples. Identify each unknown sample by matching the respective solubility profilewith the given structures. Briefly explain the reason for your answer.
- Détermine s'il y aura un précipité former quand on mélange 50 ml de CaCl2 0,2 M et 100 ml de Na2SO4 0,04 M? (Kps CaSO4=1,95 x 10-4)The Ksn for AgCl is 1.77 x 10-10 while Ksn for PbSO4 is 1.82 x 10-8. Considering both the compounds have the same dissociation stoichiometry, which one would be more soluble in water? Both are equally soluble. O PbSO4 AgCI O The answer cannot be determined with the given information.0-25 Nor 1lit of Hcl mixed Ceith OINO somlor Hel, then find Normalibs q folition is A) 0. 16 B) 0.24 C) 0. 32 )) 0.48
- You are viewing Sonjae Wallace's screen REC View Options Q8: Level 3+ (Unit 13, L.G. 11) Given the following information: O1 + H,0 = HOI + OH H,0 = %H;0* + ½OH K, = 5 x 104 K2 = 1 x 107 What is the value of K for the rxn HOI + H,0 = 01+ H,0*? A. 2 x 10-11 B. 5 x 10 11 C. 2x 10-4 D. 4 x 104 To: Type P Type here to search a brt %23 * 4 5 Q Y. LL M alt alt ctriformic acid (0.24mol) is placed in 2L of water and undergoes the following reaction:HCHO2(aq)+H2O(l) - H3O+(aq)+ CHO2-(aq) Kc= 2.1*10-4. (a) use your solver to calculate the equilibrium concentration of hydronim ion in this solution? (b) Approximate the answer to this problem by assuming x is small. show your work.O Ni(H₂O)2+ (aq) + 3SCN- (aq) = Ni(SCN); (aq) + 6H₂0(1) (a) Write the Kc expression for this equilibrium. (b) Would there be a shift to the right or to the left if KSCN solution was added to a solution containing this equilibrium? Explain your answer.
- The following equilibrium constants have been determined for hydrosulfuric acid at 25oC ; H2S(aq) ↔ H+(aq) + HS-(aq) Kc’ = 9.5x10-8 HS-(aq) ↔ H+(aq) + S2-(aq) Kc’’ = 1.0x10-19 Calculate the equilibrium constant Kc for the following reaction at the same temperature. H2S(aq) ↔ 2H+(aq) + S2-(aq) 8x10-18 5x10-27 4x10-16 8x10-25 9x10-2410:31 „0. O O ? 86%i E AIATS For Two Year Medic... A 87 /180 (02:53 hr min Mark for Review The correct order of ease of dehydration of the following compounds is CH, (а) CН,-С - Он CH3 CH3 (b) CH, - CH - OH (c) CH3CH2OH a > b >c b>c> a a >c > b c > b > a Clear Response IIITHE CHEMISTRY OF CANDY: MAKING TAFFY The ingredients in taffy contain sucrose, glucose. and triacylglycerides and com syrup in taffy prevents crystallization of sucrose with the supersalurated solution. a) Why would we expect that glucose is attracted to sucrose? b) Provide a molccular cxplanation for what would happen with the taffy if the corn syrup was omittcd? c} What is the strongest possible intermolecular force between the sucrose and triacylglycerides?