The molar solubility of sulfathiazole (pKa 7.2) is 0.001 M. What is precipitation pH or least required pH of the solution to solubilize 2 % sodium sulfathiazole (MW 277.3)

Q: A solution is prepared by dissolving 1.50 g of NaOH in enough water to make 1.250 L of solution.…

A: Since you have asked multiple question, we will solve the first question for you.If you want any…

Q: buffer of pH = 7.5 is desired. Which two of the following compounds should be dissolved in water in…

A: Buffer is the solution of mixture of weak acid/weak base with its salt of strong base/strong acid

Q: What is the pH of a buffer that is 0.140 M in formic acid (HCHO2) and 0.010 M in potassium formate…

A: Given: [Acid] = 0.140 M [Salt] = 0.010 M Ka = 1.8 * 10-4   We have to calculate pH of buffer…

Q: Calculate the pH using Henderson-Hasselbalch equation of a 50mL buffer solution made  from 0.20 M…

A: Henderson Hasselbalch equation is the equation used to find out the pH of the solution of weak acid…

Q: The solubility (So) of Drug x free acid in water is 0.006M.The total concentration of Drug x (free…

A: Given that -  Concentration of free acid in drug = 0.006M  Concentration of free acid + salt in drug…

Q: 8. What is the pH in the preceding problem if the mixture consists of 0.1 M acetic acid and 0.25 M…

A: The acidity of a solution is expressed in pH scale and is furnished in terms of hydrogen ion…

Q: pka = 1.95 (HClO2) If you have 500 mL of a 0.10 M solution of the acid, what mass of the…

A: pH of buffer solution is calculated by using Henderson Hassel balch equation

Q: Which

A: Those solution when resist to change the pH when small amount of acid or base added on it's then…

Q: Calculate the buffer capacity of a buffer solution prepared by mixing 0.215M sodium acetate and…

A: Given =  Concentration of sodium acetate  = 0.215M Conc of acetic acid =  0.125M pKa =  4.76

Q: ACID-BASE EQUILIBRIA AND SALT EQUILIBRIA (COMMON-ION EFFECT, BUFFER AND SOLUBILITY EQUILIBRIA) A…

A: The mixture of Acetic acid and sodium acetate will form acidic buffer solution  Give that…

Q: In this exercise, using the Henderson-Hasselbach equation, you will be asked to make the necessary…

A: Given: Volume of buffer solution = 100 mL pH of buffer solution = 9.02  Concentration of acid and…

Q: Suppose you have a buffer, comprised of 0.350 mol of weak base and 0.250 mol of weak acid. Ifthe pH…

A: The of a buffer solution can be calculated using Henderson Hasselbalch Equation written as follows:…

Q: Calculate the molar solubility of calcium oxalate in a solution that has been buffered so that its…

A: The molar solubility of calcium oxalate in a solution at different pH is as follows-

Q: A buffer solution is prepared with 0.48 M of the weak base B and 0.23 M of the chloride salt HBCl.…

A:

Q: Calculate the buffer capacity of a buffer solution prepared by mixing 0.215M sodium acetate and…

A: Van Slyke developed an equation for determining buffer capacity.  Buffer capacity is defined by the…

Q: Weak acid HMa (0.150 M) has 65.00 mL is titrated with 0.15 M NaOH. The Kaminoan scientist adds…

A:

Q: A 100.0 mL100.0 mL solution containing 0.951 g0.951 g of maleic acid (MW=116.072 g/mol)(MW=116.072…

A:

Q: A buffer solution is prepared by taking 0.400 moles of acetic acid (pKa = 4.76) and 0.250 moles of…

A: The Henderson Hasselbalch equation for acidic buffer solution is given as :

Q: What is the pH of a buffer solution that contains 0.25 M HClO and 0.35 M NaClO? (pKa HClO = 7.46)…

A:

Q: A solution is made by dissolving 0.1283 g of the acid form of the buffer TRIS (molecular mass =…

A: According to the mole concept, in terms of mass, the amount of substance in moles is equal to the…

Q: The molar solubility of sulfathiazole (weak acid) in water is about 0.001 M. a. What is the lowest…

A: Given: pKa of sulfathiazole = 7.2 Molar solubility of sulfathiazole = 0.001 M

Q: Show that the pH at the halfway point is equivalent to titration of a weak acid with a strong base…

A: The reaction of a weak acid with strong base will be like HA + BOH -------> BA + H2O where HA =…

Q: Calculate the equivalent weight of Na2CO3 when it is titrated against HCl in presence of…

A: The Answer to the following question is- a) reaction Na2CO3 + HCl ⇔NaHCO3 + NaCl  Molar mass of…

Q: The titration curve of a weak acid, HnA has 3 inflection points at pH = 3.5, 6.7 and 10.3. If 0.1 M…

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Q: 56

A: The dissociation of lead (II) iodide is shown below, Calculate the number of moles of PbI2:

Q: A 25.0 ml sample of 0.100 M lactic acid (weak acid) (HC3H503, Pka=3.86) is titrated with 0.100 M…

A: Given information, Lactic acid: Molarity = 0.100 M Volume = 25 mL = 0.025 L NaOH : Molarity =…

Q: The titration reaction:  2Ce4+ + 3I-  ⇌  2Ce3+  +  I3-  is an example of: Precipitation titration…

A: The titration reaction:  2Ce4+ + 3I-  ⇌  2Ce3+  +  I3-  is an example of - Iodometry.  In the above…

Q: A sodium hydrogen carbonate/sodium carbonate buffer system is to be prepared with a pH of 9.7.  The…

A: Since, Ka of NaHCO3 = 4.8 × 10- So, pKa = -logKa = -log (4.8 × 10-11 ) = 10.32 The ratio of…

Q: What is the ratio of the concentration of acetic acid and acetate ions required to prepare a buffer…

A:

Q: In a titration 2.7 cm33 of 0.100 mol dm−3−3 sodium hydroxide, NaOH solution is added to 25.0 cm33 of…

A: Consider the given information is as follows; The volume of sodium hydroxide (NaOH) = 2.7 cm3=2.7 mL…

Q: The primary buffer in the blood is carbonate-bicarbonate buffer. If the pKa is 6.1 and the pH is set…

A: GIVEN DATA:-Buffer is Carbonate (CO32-) and Bicarbonate (HCO3-).                          pH=7.4…

Q: A buffer solution is prepared by dissolving 27.22g of KH2PO4 and 3.37g of KOH in enough water to…

A: KH2PO4 + KOH = K2HPO4 + H2O  So, KH2PO4 and K2HPO4 acts as acid and salt made from strong base with…

Q: Which one of the following is equal to the pKa of a weak acid? A. The pH of a solution containing…

A: According to the Henderson-Hasselbalch equation, the pH of a weak acid is given by: According to…

Q: Acetic acid and its conjugate base acetate can form an acid-base buffer.  The pKa of acetic acid is…

A: Acid dissociation constant is the physical constant used to determine the strength of an acid. It is…

Q: NaF solution added drop wise to 0.0144 M solution in Ba? What is the lowest concentration of F…

A: Hi, since you have posted multiple questions, we will answer the very first question for you. Kindly…

Q: You make a Buffer using a Weak acid (HA) with a pKa of 7.95 and its Conjugate Base Salt (NaA). You…

A: pH = pKa + log{[A-]/[HA]}        = 7.95 + log(0.100/0.500)        = 7.95 - 0.698        = 7.25

Q: You have prepared an acetic acid buffer solution (pKa = 4.76) containing 0.1 mole each of acetic…

A: A buffer solution is prepared by mixing 0.1 mole each of the acetic acid and sodium acetate. Now…

Q: A sodium hydrogen carbonate/sodium carbonate buffer system is to be prepared with a pH of 9.7.  The…

A:

Q: Calculate the pH using Henderson-Hasselbalch equation of a 50mL buffer solution made from 0.20 M…

A: Henderson-Hasselbalch equation                       pH = pKa + log[conjugate base][Acid]…

Q: The solubility of magnesium hydroxide in pure water is 1.3 x 10–4 mol/L. (a) Calculate the Ksp of…

A: (a) Dissociation reaction of Mg(OH)2 is given below,     Mg(OH)2  -------------> Mg2+ + 2OH- i…

Q: Acetic acid and its conjugate base acetate can form an acid-base buffer.  The pKa of acetic acid is…

A: A solution which resists change in pH when a small amount of acid or base is added to it is known as…

Q: the pH of an acetate buffer prepared by dissolving sodium acetate (5.21 g) and acetic acid (2.19 g)

A:

Q: Calculate the equilibrium concentrations of all species when 10 mL of 0.90M Fe2+ is mixed with 10 mL…

A: First we have to find initial concentration all the species just after mixing. Total volume, Vt =…

Q: The pKa (pka) of hypochlorous acid is 7.530. A 59.0 mL solution of 0.105 M sodium hypochlorite…

A: When NaOCl is titrated with HCl, the following reaction takes place NaOCl  + HCl ↔ HOCl + HCl…

Q: A buffer solution is prepared by taking 0.250 moles of acetic acid (pKa = 4.76) and 0.400 moles of…

A:

Q: Consider the titration of 25.0 mL of 0.112 M acetic acid (CH, COOH, pKa = 4.75) with 0.131 M NaOH.…

A: Given that,  Volume of 0.112 M CH3COOH acid = 25 mL = 0.025 L Moles of  CH3COOH acid given = 0.112…

Q: The chemical formula for the oxalate ion is C2O42-.  A liter of a saturated solution of calcium…

A: Since the solution was already saturated  hence it means the concentration of ions present in the…

Q: What is the molar solubility of Pb(OH)2 (Ksp = 2.8 x 10−16) in a buffer solution containing the same…

A:

Q: In this exercise, using the Henderson-Hasselbach equation, you will be asked to make the necessary…

A: Answer-a Henderson-hasslebalch equation is: pH=pKa+log[Base][Acid] if [Base]=[Acid}, then…

Q: A buffer solution is prepared by mixing 75.0 ml of 0.275 M fluorobenzoic acid with 55.0 ml of 0.472…

A: The given buffer solution is a mixture of weak acid fluorobenzoic acid and conjugate base…

Precipitation Titration

Precipitation analysis is used to analyze drugs, and to measure the salt content in food and beverages. It is an important concept from the examination point of view many practical questions are asked on the topic. This topic is significant in the professional exams for both undergraduate and graduate courses, especially for