The acid dissociation constant (Ka) is a quantitative measure of the strength of an acid in solution while the base dissociation constant (Kb) is a measure of basicitythe bases general strength. For reference or additional information, please contact websupport@aatbio.com E) None of the above. Weak Base Calculations Sodium Phosphate Conjugate Calculate the pH of 0.10 M Na3PO4 solution. Unless otherwise stated, pKa and pKb was measured at STP. For reference or additional information, please contact websupport@aatbio.com, Click here to see all available distributors, https://www.aatbio.com/data-sets/pka-and-pkb-reference-table, (nitrilotris(methylene))triphosphonic Acid, 1(2h)-Pyrimidinecarboxamide, 5-Fluoro-3,4-Dichlo, 1(2h)-Pyrimidinecarboxamide, 5-Fluoro-3,4-Dihydr. Recently Asked Questions (1.0000x10^1) mL aliquots of a phosphoric acid solution with an unknown concentration is titrated with some (2.99x10^-1) mol/L sodium hydroxide solution.The; A solution turnsmethyl redred andbromocresol greengreen.What is a possible pH of the solution? 1. Aweak acidis an acid that ionizes only slightly in an aqueous solution. Molarity = moles of solute/Liters of solution 0.300 M Na3PO4 = moles Na3PO4/2.50 Liters = 0.75 moles Na3PO4 Calculate the pH of the solution containing 3.875g of Na 2 HPO 4 (MW. So elevation in boiling point will be above a boiling point of water for all solutions. How to calculate pH of solution made of H3PO4 and Na3PO4? m is the molal concentration of the solute in the solution. So, no basic action either. You can create your own Flashcards and upload decks Dissociation: the process by which compounds split into smaller constituent molecules, usually reversibly. pH = Conjugate Acid Base Hydrolysis Reaction - ka Kb 7.52 E pka pkb Calculations: Experts are tested by Chegg as specialists in their subject area. Requested URL: byjus.com/chemistry/sodium-phosphate/, User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.114 Safari/537.36 Edg/103.0.1264.62. (Ka=6.2x10^-10) is quite lower than the the Kb of NH4OH (Kb=1.8x10^-5). Thanks a ton guys.. Na3PO4 molecular weight. Remember. 'days' : 'day' }}, {{ nextFTS.remaining.months }} The ionization for a general weak acid, HA, can be written as follows: Because the acid is weak, an equilibrium expression can be written. Monosodium phosphate | NaH2PO4 - PubChem Conjugate acids (cations) of strong bases are ineffective bases. Each unit of Na3PO4 that dissociates produces three Na+ ions, which means that there are one-third as many units of Na3PO4 as there are of Na+. Astrong baseis a base, which ionizes completely in an aqueous solution. D) All of the above. Consider an aqueous 1.00 m solution of Na3PO4, a compound with useful detergent properties (kb = 0.51 degree C m-1). 11 what is the Kb of Na3PO4. Potassium Nitrite Calculate the pH of 0.10 M KNO2 solution. For this reason,Kavalues are generally reported for weak acids only. pKa (HNO3)=-1.4 so Ka (HNO3)=25.119. Na+ = Sodium Mg2+ = Magnesium Al3+ = Aluminum2.Find the polyatomic ion on the Common Ion Table and write the name.Note: It is possible to have two polyatomic ions such as NH4NO3. * Compiled from Appendix 5 Chem 1A, B, C Lab Manual and Zumdahl 6th Ed. NaCl is added slowly to a solution that is 0.010 M each in Cu+, Ag+, and Au+. Here are some of the values of weak and strong acids and bases dissociation constants used by BATE when calculating pH of the solution and concetrations of all ions present. Ka the acid dissociation constant and Kb the base dissociation constant are measures of the extend of dissociation of a weak acid or base in equilibrium. (K. = 7.5 x 10-3, Ka, = 6.2 x 10-8, K, = 4 x 10-13) What is the poth, 0.5 m Na solution Paperport your answer a: What is the molar concentration of sodium ions in a 0.450 M Na3PO4 I dont know why I can't the right answer but any help would be great! pKa and pKb are the logarithmic scales of Ka and Kb. Na 3 PO 4. Department of Health and Human Services. If 0.5 mole of BaCl2 is mixed with 0.2 mole of Na3PO4 the maximum number of mole of Ba3(PO4)2 that can be formed is, Identify coagulant with highest power for coagulating positive colloids: FeCl3; Na3SO4; C6H12O6; Na3PO4, 100 mL of Na3PO4 solution contains 3.45 g of sodium. Name the metal (the cation) as it appears on the Periodic Table. Manakah diantara berikut titik beku yang paling tinggi {{ nextFTS.remaining.days > 1 ? H2ONH4Cl(2)A.NH3KbB.NH3KbC.pHD.pH . Since HT-Na3PO4 possesses a fully occupied cation sublattice (no vacancies), it has been proposed that cation transport and anion . Abase ionization constant (Kb)is the equilibrium constant for the ionization of a base. When this acid donates an H + ion to water . For that to be the case, the energy released during when the ion-dipole attractions form has . (Kb = 1.3 10) Again the answer is Kw/Ka (HNO3), and since Ka (HNO3) is taken as around infinity if HNO3 is a strong acid, then this Kb is (around) 0. Calculate the pH of a solution formed by mixing 250 mL of 0 M NH4Cl with 100. mL of 0 M NH3. 'months' : 'month' }} By clicking Buy Now! PDF Review of Simple Acid/Base Properties - Vancouver Island University 11.22 b. Kb for PO4 3- + H2O --> HPO4 2- + OH - is 4.5 X 10 3 A) 2.2 B) 1.82 C) 11.8 D) 12.2 a. Trisodium phosphate has gained a following as a nutritional supplement that can improve certain parameters of exercise performance. How many grams of Na3PO4 will be needed to produce 575mL of a solution that has a concentration of Na^+ ions of 1.40 M? Ka2 = 6.34 x 10 ^ -8. For the definitions of Kan constants scroll down the page. Therefore the percentage composition of each element is: 69 164 100 = 42.1%N a. pKb can be calculated by pKb = -log10(Kb). {{ nextFTS.remaining.days > 1 ? For the reactions of dissociation of base: Next dissociation steps are trated the same way. No tracking or performance measurement cookies were served with this page. Sodium Phosphate (Na3PO4) - Molecular Mass, Structure, Properties and Uses Besides, difference between pKa=-1 and pKa=-10 starts to influence calculation results for the solutions with very high ionic strengths, such calculations are dubious in any case. Now, the difference between the freezing point of the . The normal freezing point of water is 0.0C. What is the pH of a 0.05 M solution of formic acid? (Ka = 1.8 10^-4) T = Kbm. Please remember that only some of them are included in the trial version database, but you can always enter them manually for calculations. National Library of Medicine. The logarithmic constant (pKa) is equal to -log10(Ka). 'days' : 'day' }} Therefore, the numerical value of. 4 Ka=[H+][Al(OH)+2]/[Al+3] operating systems: XP, Vista, 7, 8, 10 single user license price: 24.95 - approximately $33 Buy Now! Dissociation can be also described by overall constants, as well as base dissociation constants or protonation constants. PDF Chapter 17 'Starts Today' : 'remaining' }} Solution: Osmosis and osmotic pressure are related. For the definitions of Kan constants scroll down the page. 14.7: Conjugate Acid-Base Pairs and pH - Chemistry LibreTexts . Kb and Ka are also related through the ion constant for water, Kw, by the relationship Kw = Kb x Kb=a. Acids and bases exist as conjugate acid-base pairs.The term conjugate comes from the Latin stems meaning "joined together" and refers to things that are joined, particularly in pairs, such as Brnsted acids and bases.. Every time a Brnsted acid acts as an H +-ion donor, it forms a conjugate base.Imagine a generic acid, HA. What is the pKa value for sodium phosphate? - Answers Therefore, since the freezing point decreases by 24.0C, the freezing point of the solution is -24.0C. As with acids, bases can either be strong or weak, depending on their extent of ionization. CHEM 1412. Review for Test 1 (chapter 13, 14, 15). When a solute is added to a solvent, the vapor pressure of the solvent (above the resulting solution) is less than the vapor pressure above the pure solvent. It may not display this or other websites correctly. A strong acid is an acid which is completely . CHEM 1172 EXAM 3 [CH 15 16 + 17] Flashcards | Quizlet Chemistry Question Pack Passage 13 Question 77, Chemistry Question Pack Passage 16 Question 88, Sample Test C/P Section Passage 6 Question 30, Practice Exam 4 C/P Section Passage 1 Question 2, Practice Exam 4 C/P Section Passage 4 Question 18. PDF Worksheet 20 - Polyprotic Acids and Salt Solutions As for pKb values of strong bases - NaOH, KOH, LiOH, Ca(OH)2 - pleas read the explanation in our FAQ section. [12] The United States Food and Drug Administration lists sodium phosphates as generally recognized as safe.[13][14]. pH = Conjugate Acid Base Hydrolysis Reaction Kb c pka E pKb 10.66 Calculations: 58 You are using an out of date browser. What is the pH of a 0.01 M Na3PO4 solution? pH of KNO3 in water? - The Student Room What is the pH of 1.0 M Na3PO4 in aqueous solution - Sarthaks -3.7^@"C" Your strategy here will be to determine the van't Hoff factor for sodium iodide, "NaI" calculate the molality of the solution calculate the freezing-point depression of the solution The idea is that the freezing point of a solution is lower than the freezing point of the pure solvent, which for water is 0^@"C" at normal pressure. Potassium Nitrite Calculate the pH of 0.10 M KNO2 solution. Strong acids are listed at the top left hand corner of the table and have Ka values >1 2. 2. {{ nextFTS.remaining.months }} D) 4. Ka and pKa Ka of HF = 3.5 104 and Ka of HClO = 2.9 108, What is the pH of a solution that has 0.200 M HF and 0.200 M HCN? Na Write the balanced, complete, and net ionic equations for each precipitation reaction. Solution is formed by mixing known volumes of solutions with known concentrations. Solved Weak Base Calculations Sodium Phosphate Conjugate | Chegg.com Ka and pKa. Note that ammonia and most organic bases release OH- ions due to hydrolysis, not dissociation. Step 2: Solve. {{ nextFTS.remaining.days === 0 ? Conjugate Acid-Base Pairs. Welcome to Sarthaks eConnect: A unique platform where students can interact with teachers/experts/students to get solutions to their queries. Now let's try some numbers. KCl is neutral because KOH is a strong base and HCl is a strong acid. Due to high demand and limited spots there is a waiting list. Starts Today. The acid dissociation constant (Ka) is a quantitative measure of the strength of an acid in solution while the base dissociation constant (Kb) is a measure of basicitythe base's general strength. For a better experience, please enable JavaScript in your browser before proceeding. Rated by 1 million+ students Get app now Login. The Ksp's for CuCl, AgCl . In this case find and write both names as found on the Common Ion Table.-----------------------------For a complete tutorial on naming and formula writing for compounds, like Sodium phosphate and more, visit:http://www.breslyn.org/chemistry/namingDrawing/writing done in InkScape. us from charging the card. Depending on the source pKa for HCl is given as -3, -4 or even -7. In the polymerization of ethane-1,2-diol and butanedioic acid, is it an addition or a condensation reaction? {{ notification.creator.name }} Use table search to locate desired compound in database. Values of dissociation constants pKa and pKb for acids and bases PDF TABLE OF CONJUGATE ACID-BASE PAIRS Acid Base Ka (25 C) - umb.edu What is the pH of 1.0 M Na3PO4 in aqueous solution ? Screen capture done with Camtasia Studio 4.0. The molarity of the solution is x 10^-2. Astrong acidis an acid which is completely ionized in an aqueous solution. How many moles of sodium ions are present in 2.50 L of 0.300 M Na3PO4? What is the net ionic equation of Na3PO4 + NH4Cl=? - Questions LLC Here are some of the values of weak and strong acids and bases dissociation constants used by BATE when calculating pH of the solution and concetrations of all ions present. TABLE OF CONJUGATE ACID-BASE PAIRS Acid Base K a (25 oC) HClO 4 ClO 4 - H 2 SO 4 HSO 4 - HCl Cl- HNO 3 NO 3 - H 3 O + H 2 O H 2 CrO 4 HCrO 4 - 1.8 x 10-1 H 2 C 2 O 4 (oxalic acid) HC 2 O 4 - 5.90 x 10-2 [H 2 SO 3] = SO 2 (aq) + H2 O HSO Answer to: Consider an aqueous 1.00 m solution of Na3PO4, a compound with useful detergent properties (kb = 0.51 C m-1). Solution for What is the percent ionization of HNNH in a solution with a concentration of a 0.580 M? If 0.50 mole of BaCl2 is mixed with 0.20 mole of Na3PO4 , the maximum number of moles of Ba3 (PO4)2 that can be formed is . These values are usually not measured but calculated from thermodynamical data and should not be treated too seriously. 2003-2023 Chegg Inc. All rights reserved. I need to find the pH of a solution containing 50 grams of Na3PO4. 31P and 23Na Solid-State NMR Studies of Cation Dynamics in HT-Sodium m is the molal concentration of the solute in the solution. Given that HPO is a triprotic acid for which Ka1 = 7.2 10, Ka2 = 6.3 10 and Ka3 = 4.2 10, the Kb for HPO is 1.6 10. Not sure about the ice thing, but SQ means square root. (from highest freezing point to lowest freezing poinT) Thanks. ], Sodium phosphates including monosodium phosphate, disodium phosphate, and trisodium phosphate are approved as food additives in the EU. As a result of the EUs General Data Protection Regulation (GDPR). Weak acids with relatively higherKavalues are stronger than acids with relatively lowerKavalues. CHEBI:37583. Click hereto get an answer to your question What is the pOH of a 0.5 M Na3PO4 solution ? This shows sodium phosphate to be about 42.07% sodium by mass. In this video we'll write the correct name for Na3PO4.To write the name for Na3PO4 well use the Periodic Table and follow some simple rules. asked Sep 28, 2022 in Chemistry by . B) Strong acid vs. weak base. For the definitions of Kbn constants scroll down the page. 3 It is a white, granular or crystalline solid, highly soluble in water, producing an alkaline solution. Solved What are the Ka and Kb values for .1M Na2HPO4, - Chegg Therefore, the numerical value ofKais a reflection of the strength of the acid. So you can only have three significant figures for any given phosphate species. solvent. Chemistry(Please help, thank you!!!) 3.5 b. Then, calculate the molality of the solution. K_b for the reaction of HCO_2^- ion with water is 5.6 times 10^{-11}. The disodium hydrogen phosphate is reacted with sodium hydroxide to form trisodium phosphate and water. Molecular weight calculation: 22.98977*3 + 30.973761 + 15.9994*4. Other names - Trisodium phosphate, Sodium orthophosphate, Tribasic sodium phosphate. Sodium Phosphate. Click here to review boiling of pure liquids. Monosodium phosphate | NaH2PO4 or H2NaO4P | CID 23672064 - structure, chemical names, physical and chemical properties, classification, patents, literature . Weak Base Calculations Sodium Phosphate Conjugate Calculate the pH of 0.10 M Na3PO4 solution. Note that the normal boiling point of water increases as the concentration of sucrose increases. As someone who has to write intricate Excel worksheets for preparing buffers at our company, this program [Buffer Maker] seems amazing. 31 164 100 = 18.9%P. Because strong acids are essentially 100% ionized, the concentration of the acid in the denominator is nearly zero and theKavalue approaches infinity. It usually results in a bowel movement after 30 minutes to 6 hours. 163.94 g/mol. The high-temperature phases of sodium orthophosphate, HT-Na3PO4, and of the solid solutions (Na2SO4)x(Na3PO4)1-x are characterized by their plastic crystalline state with dynamically disordered PO43- and SO42- anions and a remarkably high cation conductivity. We can calculate its basic dissociation constant (Kb) using the following expression. {{ nextFTS.remaining.days }} pH = Conjugate Acid Base Hydrolysis Reaction Kb c pka E pKb 10.66 Calculations: 58 Table 2. nKa Values / Acid . Why is a sodium phosphate buffer used for the pH 6.24 buffer? You must log in or register to reply here. Unless otherwise stated, pKa and pKb was measured at STP. there are fewer water molecules in the vapor (i.e., lower vapor pressure) above the NaCl solution than in the vapor above pure water, and. Acid pH = Base Hydrolysis Reaction Ka Kb 2.4E-02 pka E pKb Calculations: The site owner may have set restrictions that prevent you from accessing the site. How many grams of Na3PO4 will be needed to produce 450 mL of a solution that has a concentration of Na+ ions of 0.700 M; A scientist wants to make a solution of tribasic sodium phosphate,Na3PO4 , for a laboratory experiment. Trisodium phosphate is produced by neutralization of phosphoric acid using sodium carbonate, which produces disodium hydrogen phosphate. {{ nextFTS.remaining.days > 1 ? 100% (1 rating) ka Kb=10-14/Ka Phosphori . Jawaban - Manakah diantara berikut titik beku yang paling tinggi nh4c1 0,1 m na3po4 0,1m al2(so) 0,1m co(nh2)2 0,1m - jawaban-sekolah.com We reviewed their content and use your feedback to keep the quality high. You will be notified when your spot in the Trial Session is available. Assume no volume change upon the addition of base. Calculating the pH of a mixture of Na2HPO4 and Na3PO4? Acids are classified as either strong or weak, based on their ionization in water. Expert Answer. H I think that is what you call it. Determine the pH and the concentrations of all aqueous species (Na+ From the molecular equation find the overall ionic and net ionic: Molecular: H3PO4 (aq) + 3NaOH (aq) --> Na3PO4 (aq) + 3H2O (l) Write the balanced molecular, complete ionic, and net ionic equations for the reactions that occur when the following are mixed. Table of Acids with Ka and pKa Values* CLAS * Compiled . A lower pKb value indicates a stronger base. The acid ionization represents the fraction of the original acid that has been ionized in solution. If I had it I could calculate Ka and get my pH. D The overall dissolution of LiCl is exothermic; this is indicated by the temperature of the water rising. Calculate the pH of a solution of 0.100 M Na3PO4. The cation is Na^+ (it has a charge of +1) and there are three of them. 8600 Rockville Pike, Bethesda, MD, 20894 USA. National Institutes of Health. Now consider 1 mole of N a3P O4 which has a mass of 164g: 3 23 = 69g is sodium, 31g is phosphorous, 4 16 = 64g is oxygen. Non-Zwitterionic Buffer Compound Formula MW Solubility pKa at 20 C g/100 mL of H2O at 20 C 1 2 3 Boric Acid H3BO3 61.8 6.4 Report your answer as 10 POH. kb of na3po4 {{ nextFTS.remaining.days }} PDF Table of Acids with Ka and pKa Values* CLAS - UC Santa Barbara Note that the molal boiling point elevation constant, K b, has a specific value depending on the identity of the solvent. Contact. The (aq) shows that they are aqueous dissolved in water.The equation for Na3PO4 ( Sodium phosphate and H2O sometimes isnt considered a chemical reaction since it is easy to change the Na + and PO4 3- back to Na3PO4 (just let the H2O evaporate). Not exactly infinity, huh. Table of Acid and Base Strength - University of Washington LIVE Course for free. An equilibrium expression can be written for the reactions of weak bases with water. The acid equilibrium problems discussed so far have focused on a family of compounds known as monoprotic acids.Each of these acids has a single H + ion, or proton, it can donate when it acts as a Brnsted acid. Convert grams Na3PO4 to moles or moles Na3PO4 to grams. Freezing Point Depression | Chemistry for Non-Majors | | Course Hero Ky75, Page 5 24. Is Na3PO4 acidic, basic, or neutral? - ECHEMI Answered: Pls solve this question correctly in 5 | bartleby name. Answer: E. A 1 L buffer solution is 0 M in HF and 0 M in LiF. Done on a Dell Dimension laptop computer with a Wacom digital tablet (Bamboo). pH = Conjugate Acid Base Hydrolysis Reaction Kb c pka E pKb 10.66 Calculations: 58 They are all defined in the help file accompanying BATE. Calculate the pH of a 0.300 M Na3PO4 solution. Calculate the pH of the salt solution of Ca (OOCCH_3)_2, 0.1 M. Calculate the pH of the salt solution of AlCl, 0.1 M, K=10^+. you must have since you knew your 5 was wrong, right? Acids. (Kb > 1, pKb < 1). Acids with a pKa value of less than about -2 are said to be strong acids. where: T is the change in boiling point of the solvent, Kb is the molal boiling point elevation constant, and. FOIA. Science Chemistry Pls solve this question correctly in 5 min i will give u like for sure You have the following chemicals available: NaH2PO4 (s), Na2HPO4 2H2O (s), Na3PO4 (s), 6.00 M HCl, and 6.00 M NaOH. This is a recorded trial for students who missed the last live session. Sodium phosphate (Na3PO4) Sodium orthophosphate, tertiary. Explanation: The molar mass of sodium phosphate is M r = (3 23) + 31+ (4 16) = 164g/mol. I wish I had you as a personal tutor. pKa and pKb values have been taken from various books and internet sources. C) Weak acid vs. strong base. More. As we can see in the second step, HPO is the conjugate base of HPO. E) 8. Density. Osmosis is the flow of a solvent into a solution through a semipermeable membrane. However, for simplicity, only non-volatile solutes will be considered here. Arrange the following aqueous solutions in order of decreasing freezing Get Answer. The figures below illustrate how the vapor pressure of water is affected by the addition of the non-volatile solute, NaCl. Osmosis is the flow of a solvent into a solution through a semipermeable membrane. 0.1mol/L HAcNaAc,pH( ) Boiling Point. State whether the following aqueous solutions are expected to be acidic, basic or neutral Na3PO4 is the reaction product of the complete neutralisation of H3PO4 ( a weak acid) with NaOH(a strong base) The salt Na3PO4 will be basic salt. National Center for Biotechnology Information. For H3PO4, Ka1 = 7.5 103, Ka2 = 6.2 108, and Ka3 = 4.2 1013., What is the pH of a solution that has 0.250 M HF and 0.250 M HClO? Use table search to locate desired compound in database. Disclaimer - accuracy of the values shown, especially for the strong acids, is questionable. The anion is phosphate, PO4^-3 and (it has a charge of -3). Many compounds of pharmaceutical interest are formulated in sodium phosphate buffers. pKa and pKb Reference Table | AAT Bioquest Calculate the pH of 0.5 M Na3PO4 in aqueous solution Calculate the pH of a 0.20 M Na3PO4 solution. - Study.com Note the interface between liquid water (below) and water vapor (above). 1.62 g/cm. So, to three significant figures, for any sort of mixture of N a X 2 H P O X 4 and N a X 3 P O X 4 salts you'll need to consider both p K a 2 and p K a 3 and you'll end up with a quadratic equation to solve. What is the osmotic pressure of a solution prepared by adding 13.65 g of sucrose (C 12 H 22 O 11) to enough water to make 250 mL of solution at 25 C? JavaScript is disabled. By the end of the 20th century, many products that formerly contained TSP were manufactured with TSP substitutes, which consist mainly of sodium carbonate along with various admixtures of nonionic surfactants and a limited percentage of sodium phosphates. Na3PO4 ==> 3Na^+ + PO4^-3. christopher clarke missing; what is walter mittys fourth daydream; June 8, 2022 kb of na3po4 Starts Today, By clicking Sign up, I agree to Jack Westin's. 'days' : 'day' }} The larger the value of pKa, the smaller the extent of dissociation. 1(2h)-Pyrimidinecarboxamide, N-Butyl-5-Fluoro-3, 1h-Imidazole, 4,5-Dihydro-2-(phenylmethyl)-, 1h-Purine-2,6-Dione, 3,9-Dihydro-1,3-Dimethyl-, 2,2-Bis(4-Hydroxy-3,5-Dibromophenyl)propane, 2,3-Butanediol, 1,4-Dimercapto-, (r-(r*,r*))- (9, 2,4-Pyrimidinediamine, 5-(3,4-Dichlorophenyl)-6-, 2,8,9-Triisobutyl-2,5,8,9-tetraaza-1-phosphabicyclo[3.3.3]undecane, 2,8,9-Trimethyl-2,5,8,9-tetraaza-1-phosphabicyclo[3.3.3]undecane, 2-((4-(dimethylamino)phenyl)azo)benzoic Acid, 2-(2,4-Dimethoxyphenyl)-5-Methylbenzimidazole, 2-(2,4-Dimethylphenyl)-5-Nitrobenzimidazole, 2-(4-Aminophenylmethyl)-5-Chlorobenzimidazole, 2-(4-Bromophenylmethyl)-5-Chlorobenzimidazole, 2-(4-Chlorophenyl)-Imidazo[4,5-B]pyridine, 2-(4-Chlorphenylmethyl)-5-Chlorobenzimidazole, 2-(4-Fluorophenyl)-Imidazo[4,5-B]pyridine, 2-(4-Methoxyphenylmethyl)-5-Nitrobenzimidazole, 2-(4-Methylphenyl)-Imidazo[4,5-B]pyridine, 2-(4-Methylphenylmethyl)-5-Chlorobenzimidazole, 2-(4-t-Butylphenyl)-Imidazo[4,5-B]pyridine, 2-Furansulfonamide, 4-(4-Methoxybenzoyl)-, 2-Furansulfonamide, 4-[(4-Hydroxyphenyl)sulfonyl, 2-Furansulfonamide, 4-[(4-Methoxyphenyl)sulfonyl, 2-Furansulfonamide, 4-[(4-Methylphenyl)sulfonyl], 2-Methyl-3-Chloromethylhydrochlorothiazide, 2-Piperidinecarboxamide, N-(2,6-Dimethylphenyl)-, 2-Propenoic Acid, 3-(2-Methoxyphenyl)-, (e)-, 2-Propenoic Acid, 3-(2-Methoxyphenyl)-, (z)-, 2-Propenoic Acid, 3-(3,4-Dihydroxyphenyl)-, (e)-, 2-Propenoic Acid, 3-(3-Methoxyphenyl)-, (e)-, 2-Propenoic Acid, 3-(4-Hydroxyphenyl)-, (e)-, 2-Pyrimidinecarboxylic Acid, Methyl Ester, 2-Thiophenesulfonamide, 4-(4-Hydroxybenzoyl)-, 2-Thiophenesulfonamide, 4-(4-Methoxybenzoyl)-, 2-Thiophenesulfonamide, 4-(4-Methylbenzoyl)-, 2-Thiophenesulfonamide, 4-[(3-Hydroxyphenyl)sulf, 2-Thiophenesulfonamide, 4-[(4-Hydroxyphenyl)sulf, 2-Thiophenesulfonamide, 4-[(4-Methoxyphenyl)sulf, 2-Thiophenesulfonamide, 4-[(4-Methylphenyl)sulfo, 2-Thiophenesulfonamide, 5-[(3-Hydroxypropyl)sulf, 2-Thiophenesulfonamide, 5-[(3-Hydroxypropyl)thio, 2-Thiophenesulfonamide, 5-[(4-Hydroxybutyl)sulfo, 2-Thiophenesulfonamide, 5-[(4-Hydroxybutyl)thio], 2-Thiophenesulfonamide, 5-[[3-(methoxyacetyl)oxy, 2-tert-Butyl-1,1,3,3-tetramethylguanidine, 2-tert-Butylimino-2-diethylamino-1,3-dimethylperhydro-1,3,2-diazaphosphorine, 3-((4-(dimethylamino)phenyl)azo)benzoic Acid, 3-Methyl-4h-Pyrido[2,3-E]-1,2,4-Thiadiazine 1,1-, 3-Methyl-4h-Pyrido[3,2-E]-1,2,4-Thiadiazine 1,1-, 3-Methyl-4h-Pyrido[4,3-E]-1,2,4-Thiadiazine 1,1-, 4-((4-(dimethylamino)phenyl)azo)benzoic Acid, 4-Chloro-2-Methylbenzenamine Hydrochloride, 4-Nitro-((4-(n-Dimethyl)aminophenyl)azo)benzene, 4h-Pyran-4-One, 5-Hydroxy-2-(hydroxymethyl)-, 5-(2-Chlorophenyl)oxymethyl-2-Amino-2-Oxazoline, 5-(2-Ethoxyphenyl)oxymethyl-2-Amino-2-Oxazoline, 5-(2-Methoxyphenyl)oxymethyl-2-Amino-2-Oxazoline, 5-(2-Methylphenyl)oxymethyl-2-Amino-2-Oxazoline, 5-(3-Dimethylaminophenyl)oxymethyl-2-Amino-2-Oxa, 5-(3-Nitrophenyl)oxymethyl-2-Amino-2-Oxazoline, 5-(4-Chlorophenyl)oxymethyl-2-Amino-2-Oxazoline, 5-(4-Methoxyphenyl)oxymethyl-2-Amino-2-Oxazoline, 5-(4-Methylphenyl)oxymethyl-2-Amino-2-Oxazoline, 5-(4-Nitrophenyl)oxymethyl-2-Amino-2-Oxazoline, 5-(4-n-Morpholinophenyl)oxymethyl-2-Amino-2-Oxaz, 6-Nh2-5-(n-Methylformylamino)-1,3-Dimethyluracil, 6-Nh2-5-(n-Methylformylamino)-3-Methyluracil, Acetic Acid, 2-[[5-(aminosulfonyl)-2-Thienyl]sul, Acetic Acid, 3-[4-(aminosulfonyl)phenyl]propyl E, Acetic Acid, 3-[[5-(aminosulfonyl)-2-Thienyl]sul, Acetic Acid, 5-[4-(aminosulfonyl)phenyl]pentyl E, Benzamide, 5-Bromo-2-Hydroxy-N,3-Dimethyl-, Benzeneacetic Acid, .alpha.-Hydroxy-.alpha.-Meth, Benzeneacetic Acid, 4-(1,1-Dimethylethyl)-, Benzenemethanol, .alpha.-(1-Aminoethyl)-, (r*,r*, Benzenemethanol, _-[1-(dimethylamino)ethyl]-, (r, Benzenesulfonamide, 3-Amino-4-[(2-Hydroxyethyl)s, Benzenesulfonamide, 3-Amino-4-[(3-Hydroxypropyl), Benzenesulfonamide, 3-Chloro-4-[(3-Hydroxypropyl, Benzenesulfonamide, 3-Fluoro-4-[(2-Hydroxyethyl), Benzenesulfonamide, 3-Fluoro-4-[(3-Hydroxypropyl, Benzenesulfonamide, 3-Fluoro-4-[(4-Hydroxybutyl), Benzenesulfonamide, 4-[(2-Hydroxyethyl)sulfonyl], Benzenesulfonamide, 4-[(2-Hydroxyethyl)thio]-, Benzenesulfonamide, 4-[(2-Hydroxyethyl)thio]-3-n, Benzenesulfonamide, 4-[(3-Hydroxypropyl)sulfonyl, Benzenesulfonamide, 4-[(3-Hydroxypropyl)thio]-, Benzenesulfonamide, 4-[(3-Hydroxypropyl)thio]-3-, Benzenesulfonamide, 4-[(4-Hydroxybutyl)sulfonyl], Benzenesulfonamide, 4-[(4-Hydroxybutyl)thio]-, Benzenesulfonamide, 4-[(5-Hydroxypentyl)thio]-, Benzenesulfonamide, 4-[3-Hydroxy-3-Methylbutyl)s, Benzenesulfonamide, 4-[3-Hydroxy-3-Methylbutyl)t, Benzenesulfonamide, 4-[[2-[(2-Methylpropyl)amino, Benzoic Acid, 2,3,5,6-Tetrafluoro-4-Methyl-, Benzoic Acid, 5-(aminosulfonyl)-2-[(2-Hydroxyeth, Benzoic Acid, 5-(aminosulfonyl)-2-[(3-Hydroxypro, Butanamide, 2-Amino-n-(2,6-Dimethylphenyl)-, Cinnamic Acid, 4-Hydroxy-3-Methoxy-, (e)-, Ethanamine, N,n-Dimethyl-2-[5-Methyl-2-(1-Methyl, Hydrazinecarboxamide, 2-(phenylmethylene)-, Imidazo[5,1-B]quinazolin-9(2h)-One, 1,3-Dihydro-, Imidazo[5,1-B]quinazolin-9(2h)-One, 2-Butyl-1,3-, Phenol, 2,2'-((1-Methyl-1,2-Ethanediyl)bis(nitri, Piperidine, 1-(4,4-Dimethyl-1-Phenylcyclohexyl)-, Propanoic Acid, 2-(2,4-Dichlorophenoxy)-, (r)-, Thieno[2,3-B]furan-2-Sulfonamide, 5-(4-Morpholin, Thieno[2,3-B]furan-2-Sulfonamide, 5-[[(2-Fluoroe, Thieno[2,3-B]thiophene-2-Sulfonamide, 5-[[(2-Hyd, Thieno[2,3-B]thiophene-2-Sulfonamide, 5-[[(2-Met, Thieno[2,3-B]thiophene-2-Sulfonamide, 5-[[[2-(me, Thieno[3,2-B]thiophene-2-Sulfonamide, 5-[[(2-Met.
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