Q: YHPO;- YH,PO, You have the urgent need to prepare a pH 7.000 buffer to be used as a calibration…
A: We have find out quotient of activity.
Q: Which of these expressions correctly expresses the solubilityproductconstant for Ag3PO4 in water?(a)…
A: Solubility product can be defined as that equilibrium constant in which the salt dissociates into…
Q: The surface water of a lake is at pH = 7.9 and contains 10-29 M dissolved inorganic carbon (i.e.,…
A: We’ll answer the first question since the exact one wasn’t specified. Please submit a new question…
Q: 7.) The K, of an acid is determined to be 0.00589. What is the pK,.
A: PKa = -log(Ka) This is the relation between Ka and pKa is
Q: (a) I f t he molar solubilit y o f CaF2 at 35 °C i s1.24 x 10-3 mol/L, what is Ksp at this…
A: In a saturated solution, the molar solubility of salt is used to determine the solubility product.…
Q: A 0.64 g sample containing KCI (mw = 74.6 ) is dissolved in 50mL of water and titrated to the…
A: At end point milliequivalents of KCl and milliequivalents of AgNO3 are equal.
Q: Calculate the hinal Concentaton of k' lag), CoO¢ (aq), Ba"cq prepared by addig o.100L of to 0.150L…
A: Dissolution of a salt refers to its dissociation into constituent ions. Completely soluble salts…
Q: Calculate the [Ag"] and [CrO42], and the solubility of Ag CrO4 in a solution prepared by adding an…
A: Given: Moles of Na2CrO4 = 0.10 mol Volume of Na2CrO4 = 1 L Ksp of Ag2CrO4 = 1.9×10-12
Q: *The Kp of Cuz(AsO,), at 25 °C is 7.6 x 10-36 . What is the molar solubility of Cu3(AsO,)2 in water…
A:
Q: A Solution is pre.pared by Mixing of B02 X 200mLof a 5.1 X O10-3°M k, C7 solution 50 lo=4 Ag (NOJU…
A: Here a solution is prepared by mixing 50 ml of 3.2×10^-4 M AgNO3 and 200ml of 5.1×10^-3M of K2CrO4…
Q: What is the pH of a solution of 0.400 M CH₃NH₂ containing 0.100 M CH₃NH₃I? (Kb of CH₃NH₂ is 4.4 ×…
A: Concentration of CH3NH2 = 0.400 M Concentration of CH3NH3I = 0.100 M Kb for CH3NH2 = 4.4 × 10-4 pH…
Q: The osmotic pressure of a saturated solution of BaC204 at 25°C is 15 torr. What is the solubility…
A: Osmotic pressure = π =15 torrBaC2O4 →→Ba2+ + C2O42-i = 2R = 62.36 L torr K-1 mole-1T = 25°C = 298…
Q: If 1.000 ml. of a solution of KMn04 is equiva- lent to 0.1000 millimole of NaCHO2 (sodium formate)…
A: Oxidation number : The number that depicts the amount or number of electrons lost or gained by an…
Q: The equilibrium constant for the reaction2Fe3+(aq) + Hg22+(aq) ⇌ 2Fe2+(aq) + 2Hg2+(aq)is Kc =…
A: The ΔGo at this temperature is determined by using following equation,
Q: A sample of impure NaOH, which has been partially converted to Na2CO3 by exposure to CO2, is…
A: Given: Mass of sample = 188.5 mg Molarity of HCl solution = 0.1065 M Volume of HCl solution…
Q: What is the pH of a solution of 0.400 M CH₃NH₂ containing 0.240 M CH₃NH₃I? (Kb of CH₃NH₂ is 4.4 ×…
A:
Q: Evaluate
A: Fluoride ions serve as the limiting reagent in the chemical reaction. Two moles of fluoride ions…
Q: How many grams of CaF2 (molar mass = 78.077) will dissolve in 650 mL of 0.15 M NaF solution? The Ksp…
A: Given: Molar mass of CaF2 = 78.077 g Volume V = 650 ml = 0.650 L Concentration of NaF solution =…
Q: . A student prepares a solution by dissolving 1.000 mol ofNa2SO4 in water. She accidentally leaves…
A:
Q: A two-liter sample of mineral water was evaporated to a small volume, following which the potassium…
A:
Q: sample of impure NaOH, which has been partially converted to Na2CO3 by exposure to CO2, is analyzed…
A: The question is based on the concept of quantitative estimation. we have to estimate the percentage…
Q: As part of a soil analysis on a plot of land, a scientist wants to determine the ammonium content…
A: · A 5.095 g soil sample was dissolved to give 0.500 L of solution.· And a 150.0 mL aliquot was…
Q: How much (in g) of Calcium hydroxide is required to increase the pH of a 100mL solution containing…
A: Buffer solution is a solution of acid and it's conjugate base or salt. This solution has constant pH…
Q: How many grams of CaF2 (molar mass = 78.077) will dissolve in 750 ml of 0.70 M NaF solution? The Ksp…
A: Given: Concentration of NaF = 0.70 M Volume of NaF solution = 750 mL = 0.750 L…
Q: 7. Consider the equilibrium reaction: YZr6) z Y3+ + 32 . What is the solubility of YZ3 (MM = (aq)…
A: Given, The reaction is, YZ3(s)⇒Y3++3Z- The molar mass is 78.07 g/mol. Ksp is 4.0×10-11.
Q: What is the molar solubility of Ag;SO4 in a solution that is 0.0522 M H2SO4? Ksp= 1.40x10^-5 (А)…
A:
Q: Ksp for copper (II) phosphate, Cu3(PO4)2 is 1.0 x 10-37. Calculate the following: a. molar…
A: Welcome to bartleby ! We have to calculate Solubility and molarity .
Q: A 270.00 mL solution of 0.00150 M AB4 is added to a 380.00 mL solution of 0.00250 M C3D4. What is…
A: Molarity = No of moles/Volume Total volume of the solution = 270.00 mL + 380.00 mL = 650.00 mL
Q: The Ksp of CaSO4 is 4.93× 10–5. Calculate the solubility (in g/L) of CaSO4(s) in 0.250 M Na2SO4(aq)…
A: Equation for ionisation of CaSO4 :CaSO4 → Ca2++SO42− S S…
Q: The solubility of Ag;Cro, (MM = 331.74) is 0.0435 g/L at 25°C. What is its Ksp?
A: Since you have asked multiple questions, we will solve the first question for you. If you want any…
Q: The leaves of the rhubarb plant contain high concentrations of diprotic oxalic acid (HOOCCOOH) and…
A: Diprotic acid have two acidic hydorgen atoms. It can donate two hydrogen atoms. Carbonic acid is…
Q: What is the molar solubility s of zinc hydroxide at 25°C? The Kap for Zn(OH)2 is 1.8 x 10-14 at…
A:
Q: Calculate the concentration of CaHAO4 : a. In o solution which Is 0.020 M solutlon of H,CsH&O4. b.…
A: Here we have to determine concentration of C8H4O4 ^2- in different conditions of 0.02M H2C8H4O2 .…
Q: 3. The maximum buffering capacity is nearest to the pka of the buffer. Explain why?
A:
Q: which is tribasic(H3Y). 25cm^3 of lemon juice was diluted to 250cm^3. 25cm^3 of the solution was…
A: The question is based on the concept of solutions. we have to quantitatively estimate the citric…
Q: A solution of H2PO-4 had a [H3O+] of 2.9e-2 M. What was the pH?
A: pH = - log[H3O+]
Q: Qq) Estimate the pH of abutter made by udding 1ogm NäHco, to 250 ml of asolution which is Saturated…
A: the formula for pH of a buffer solution is given below. pH=pKa+log[Salt][Acid] Where [Salt] is…
Q: 1. If a sample of silver coin weighing 0.2500 g gives a precipitate of AgCl weighing 0.2991 g, What…
A: Given, If a sample of silver coin weighing 0.2500 g gives a precipitate of AgCl weighing 0.2991 g,…
Q: Given that Ksp for AgCl is 1.6E-10 and Kf for Ag(CN)2- is 5.6E8, calculate the concentration of Ag+…
A: We will use expression for Kf. Value of Kf is very large so Equillibrium wil go fastly in forward…
Q: Sodium sulfate is slowly added to a solution containing (aq)0.0500 M Ca^2+(aq) and 0.0310 M Ag+(aq).…
A: Reactions that can take place are- Ca2+ (aq)+ SO42-(aq)→CaSO4 (s)2Ag+(aq) + SO42-(aq)→Ag2SO4 (s) Ksp…
Q: A lake has a pH of 6.35 and a measured alkalinity of 5.0 x 10-3 eq/l. What is the concentration of…
A:
Q: The solubility of calcium arsenate (Ca3(AsO4)2, molar mass = 398.078 g) in water is measured to be…
A: The solubility (S) of calcium arsenate [(Ca3(AsO4)2 is 0.012 g L-¹. The molar mass of calcium…
Q: If a solution containing 0.10 M CI-, Br, I, 4 and CrO2 is treated with Ag+, in what order will the…
A:
Q: What is the pH of a solution of 0.400 M CH₃NH₂ containing 0.220 M CH₃NH₃I? (Kb of CH₃NH₂ is 4.4 ×…
A: Henderson Hasselbalch equation. We can use pOH = pKb + log [salt] / [base]
Q: Fnd out value af concentraion of Ag+2 Give a Solution 278.o mg of AgBris Cempletely wasted in…
A: Formation constant Kf of the reaction is a very large value. Thus, the reaction almost goes to…
Q: If the equilibrium constant for A + B C is 0.175, then the equilibrium constant for 2C 2A + 2B is
A: Given data,K=0.175,for the reaction :A+B→C
Q: 3. A 10.0-mL sample of aqueous NaOCl is treated with excess KI in an acidic solution. The quantity…
A: Molarity of NaOCl can be calculated using the balanced reaction for iodine generation when NaOCl…
Q: Calculate the pK, of hypobromous acid from its K, value.
A: Since you have posted multiple questions, we are entitled to answer the first only.
Q: Calculate AG for the following reaction. 2 Cr(s) +3 Cl2(aq) → 2 Cr** (aq) + 6 CI (aq) Hall-Reaction…
A: The expression for the standard Gibbs free energy change can be given as follows:…
answer only 3 and 4 Thank you!
Step by step
Solved in 2 steps with 2 images
- If a student puts "3-ethylbutane" as their answer, and this is incorrect. What should they have put instead?Alcohols and Phenols: Give the nomenclature or structure of the following molecules. (Please answer them all, will give a rating, thank you!)What functional group is at 763ppm? For HNMR at about 2.3ppm is it a quintuplet? How do I get the structure from this?
- Using the numbering scheme below, which carbons are tertiary (3°) and quaternary (4°)?Draw structures for cis-2,3-dibromo-2-pentene and 2,3-dibromo-2-pentene. Provide wedges and dashes and include all H atoms.Provide a molecule that contains the indicated functional groups and molecules. Each functional group must be single on your examples. Give an IUPAC accepted name for your molecules. a) Bicyclo compound: Alcohol (alcohol functional group must be on the 3° carbon atom), alkene, one cyclohexane and one cyclopentane. Plz do Asap ...! And send ur ans in clear manner ...!
- Bottled straight-chain alkanes can be used as fuels, including pentane and hexane . pentane hexane ΔΗ°comb (kJ/mol) -3535.0 -4163.0 Liquid Denisty (g/mL) 0.684 0.655Draw the following compound. If, and only IF, the name is inappropriate give the correct name of thecompound and draw 2 isomers of the compounds FROM below, and state the type of isomerism. a.) 3-chloro-4-bromohexaneb.) 2-methyl-3-oxo-5-pentanolc.) 1-octylcycloheptaned.) 1-bromo-6-chloro-5-phenole.) 1-octanonePlease do them in the structural form i have them written out please