Which of the gollowing would increase the solubility of PbCO3(s) (Ksp = 1.5x10^-13)? a. add Na2CO3 b. lower the pH c. add PBCl2

Q: 1. What is the pH of a buffer that contains 1.100 M NH3 and 1.300 M NH4+? Ka= 5.70x10-10 What would…

A: As per our guidelines, we are supposed to answer only one question. Kindly repost other question as…

Q: Part A A 130.0-mL sample of a solution that is 3.0 x 10-3 M in AgNO, is mixed with a 230.0-mL sample…

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Q: 5. A student mixes 35 ml of 0.0500 M Pb(NO3)2(aq) with 5.0 ml of 0.125 M NaCl(aq). Will a…

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Q: molar solubility

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Q: Define the term "salt.'  The solubility of AgCl(s) in water is 1.3 x 10-5 M.  Calculate its Ksp.…

A: Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for…

Q: What is the molar solubility of Ag2SO4 in a solution that is 0.0522 M AgNO3? Ksp= 1.40x10^-5

A: Given: Concentration of AgNO3 = 0.0522 M

Q: What causes the increase in conductivity of glacial acetic acid upon dilution with distilled water?…

A: Glacial acetic acid means it contains 99.5% of pure acetic acid and the rest water.

Q: What will be the molar solubility of Ca(OH)2 in pH 13 solution? Original values: Temp: 24.6 C…

A: Given data,Concentration of HCl=0.05MVolume of Ca(OH)2=20.05mLVolume of HCl=3.4mL

Q: Titration of 25 mL of 0?1N NH4OH with 0.1 HCL (pKb=4.74) a. ph before the titrant is added b. pH…

A: The given titration is the titration of weak base with strong acid. pH = -log[H+] pOH = -log[OH-]…

Q: A lab technologist needs to generate a 160mL phosphate buffer at 0.1M and pH6.8. The technologist…

A: Given, desired buffer pH = 6.8 Buffer volume = 160 mL The substances provided are 0.2 M HPO42- and…

Q: Calculate the solubility of AgCN(s) (Ksp = 2.2 * 10-12) in a solution containing 1.0 M H+. Ka for…

A: Given  ksp = 2.2 * 10-12  [H+] = 1.0 M Ka (HCN) = 6.2*10-10 To calculate the solubility of AgCN.

Q: How many milliliters of 0.118 M HCl are needed to titra (a) 48.2 mt of 0.0708 M RbOH 19 72578 Xmt…

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Q: Which of the following mixtures is not a buffer solution?  A) 25.0 mL of 0.10 M ammonia plus 20.0…

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

Q: Consider a 25.0 mL buffer solution containing 0.100 M sodium alderate and 0.126 M alderic acid.…

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Q: Answer completely. The Ksp of Pb3(PO4)2 is 1.05 x 10-54. a) Calculate the molar solubility of…

A: Molar solubility is also known as solubility product that means the number of moles of solute that…

Q: 3. A sample consists of 80.00% KCN, 15.00% KCl, and 5.00% K₂SO4 a. A 0.5000g sample would require…

A: Here we have to determine the volume of AgNO3 required for titration upto permanent turbidity for…

Q: Calculate the value of pK+ , pCl- in a solution containing: 0.024 M KCl and 0.045 M HCl

A: Given Concentration of KCl = 0.024 M Concentration of HCl = 0.045 M

Q: Describe how to mix up a buffer. Dissolve 1.20g of sodium dihydrogen phosphate and 0.885g of…

A: Please find the attachment.

Q: What ratio of NaF : HF must be added to prepare a buffer with a pH 2.69 Ka = 4.6 x 10-4 pH = pKa +…

A: Given that,  pH of NaF: HF buffer solution = 2.69 Ka value of HF = 4.6 x 10-4 Since, pKa  = - logKa…

Q: What volume of 0.200 M KOH must be added to 17.5 mL of 0.135 M H3PO4 to reach the third equivalence…

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Q: A theoretical weak acid has a Ka of 2.62x10-5. Find the pH of this acid when its concentration is…

A: Hey, since there are multiple questions posted, we will answer first question. If you want any…

Q: Which action will use up one of the components and destroy the buffer solution containing 0.250 mol…

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Q: Number 2

A: Buffer solution:A solution which can resist its pH when small amount of acid and base is added to…

Q: 15) How many mL 0.138 M H3PO4 solution is needed to titrate 126 mL of 0.263 M KOH solution? H:PO(aq)…

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Q: 25.0 mL aliquots of acidified tin(II) iodide are titrated with 0.396 mol/L of potassium dichromate.…

A: Working formula: volume*Molarity = no of mmol the balanced chemical reaction is as follows: 2…

Q: A flask contains 50 mL of a buffer that is 0.10M in acetic acid and 0.20 M in acetate ion. What will…

A: We have to calculate the pH value.

Q: 0.5131-g sample containing KBr is dissolved in 50 mL distilled water. Titrating with 0.04614 M AgNO3…

A: Mohr titration is a way to quantify Br- and Cl - ions in the solution The reaction is KBr(aq) +…

Q: pH of a buffer

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Q: 25.0 mL of a 0.2450 M NH,CI solution is added to 55.5 mL of 0.1655 M FeCI,. What is the…

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Q: Please use the values in the resources listed below instead of the textbook values. Perform the…

A: We have to find out the Ksp and concentration of iodate ion for the following given compounds as…

Q: 21. Consider a buffer prepared by mixing 0.100 M propionic acid (CH3CH2COOH, pK, = 4.87) and 0.200 M…

A: dear student, since you have asked multiple questions but according to guidelines we will solve 1st…

Q: 0.0050 mole of  NaOH is added  to 0.50L of the buffer solution 0.24 M NH3 and 0.20 M NH4Cl) what is…

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Q: TRUE or FALSE 8. Blood uses a buffer bicarbonate ions and carbonic acid. 9. PbSO4 will precipitate…

A: A buffer is a solution which resist any change in pH on adding a small amount of acid or base .   it…

Q: We will be preparing a 50 mM phosphate buffer starting from Na2HPO4. When we say that the buffer is…

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Q: Calculate the pH for each case in the titration of 50.0 mL of 0.230 M HClO(aq) with 0.230 M KOH(aq).…

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Q: acetic acid is a: ______ strong acid, strong base, weak acid, or weak base?? (Circle one) What…

A: Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for…

Q: Part A A 0.22 - mol sample of a weak acid with an unknown pK, was combined with 10.0 mL of 3.10 M…

A: Buffer solution: buffer solution  is an aqueous solution consisting of a mixture of a weak acid(HA)…

Q: AlpQLSfDoHSTx3St-UM4bnqMxleBdEx_zV4qcU5T5gr2maeyKTyW5g/formResponse A solution of 0.25 mol HF…

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Q: Assuming that a drop is 0.05 mL, how many drops of a 0.040 M KI solution must be added to 100 mL of…

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Q: If KI was not available to precipitate AgI from AgNO3 then what reagent can be used instead? HNO3…

A: In the precipitation reaction, the ions displace themselves with each other to form a new solidified…

Q: Wifey?: What is the Ksp for a compound with generic formula A3X2 if the concentration of X3- ions in…

A: Applying concept of Ksp  Ksp=[ 3A2+]3[2X3-]2

Q: Mass of Sodium Acetate :4.0 g    Volume of Sodium Acetate Solution: 100.00mL   Acetic Acid…

A: Given, mass of sodium acetate = 4.0 g Volume of Sodium Acetate Solution =  100.00mL

Q: What is the molar solubility (s) of lead(II) fluoride in 0.10 M NaF? The Ksp of PbF2 is 3.6 x 10-8

A: Given that  The Ksp of PbF2 is 3.6 x 10-8 The molar solubility (s) of lead(II) fluoride in 0.10 M…

Q: 2. Joey was tasked to ensure that an enzyme responsible for keeping his species from extinction…

A: Since you have asked a question with multiple subparts, we will answer only first 3 subparts for…

Q: Calculate the molar solubility of PbCO3 (Ksp = 7.4×10^-14) in 0.010 M Na2CO3 solution. PbCO3 Pb +…

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Q: Why is the value of the Ksp for 0.01 g PbCl2 and 1.00 g PbCl2 the same after adding 0.10 M NaCl?

A: Due to common ion effect.. It is independent of the concentration of PbCl2

Q: Acetic acid has a Ka of 1.8 x 10-5. Three acetifc acid/acetate buffer solutions, A, B, and C, were…

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Q: 32 Consider a buffer made by adding 49.1 g of (CH3)2NH2I to 250.0 mL of 1.42 M (CH3)2NH (Kb = 5.4 x…

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Q: If the solubility of Li2CO3 is 1.32 g/100 mL, what is its Ksp at room temperature?

A: Solubility (S) :-  The amount of solute that can be dissolved in one litre of solvent is defined as…