The value of Kp (@ 25 °C) for compound H when partitioned between water and chloroform is 2.1. Starting with a solution of 30 g of compound H in 250 mL of water what quantity of compound H (in grams) would remain in the water layer after two successive extractions with chloroform each using 125 mL of chloroform? Please carry maximum number of significant figures through to final answer then round to one decimal place. Please do not include units.
Q: 1. 3M KOH is added to the precipitate and the tube is heated again. The solution is then centrifuged…
A: Group II cations in systematic analysis are precipitated as sulphides. These sulfides are…
Q: A monoprotic acid, HA, with a K, of 2.93 x 10-5 has a distribution constant (Kp) of 4.76 (favoring…
A: The answer is given below
Q: (1a) Pure benzophenane freezes at 66.6 °C. A solution of 7.75 g of biphenyl (C12H10; molar mass =…
A:
Q: A monoprotic acid, HA, with a Ka of 5.70 x 10- has a distribution constant (Kp) of 3.47 (favoring…
A: Given that : Ka of HA=5.70×10-5KD=3.47Volume of aqueous acid (VH2O)=100 mLVolume of octanol…
Q: Calculate the Ksp for a saturated calcium phosphate solution with 4.35x10-7 M calcium ions and…
A: Given- Concentration of Ca+2 = 4.35×10-7 M Concentration of PO4-3 =2.90×10-7 M To calculate - Ksp of…
Q: A mixture of 5.0 g A, 5.0 g B, and 5.0 g C were separated by recrystallization using ethyl acetate…
A: Given, mass of A = 5 g, B = 5g and C = 5 g. table : A : cold = 1.7,hot = 2.5 B: cold =…
Q: What is the theoretical solubility of Acetanilide in 5% NaOH? _______ What is the theoretical…
A: Acetanilide is a weakly basic organic compound.
Q: A 1.00-m solution of acetic acid, CH3COOH, in benzene has a freezing point of 2.96°C. Use the data…
A:
Q: Mixing 150.0 mL of 1.50 M Ba(NO3)2 (aq) with 250.0 ml of 5x10-2M Na2SO4 at 25°C. The Ksp of barium…
A: The solubility of barium and sulfate ions in the aqueous solution is considered to be s. It can be…
Q: Chloroform (1)/methyl ethyl ketone (2) form a solution in vapor liquid equilibrium at 330 K. The…
A: Given: Chloroform (1)/methyl ethyl ketone (2) form a solution in vapor liquid equilibrium at 330 K.…
Q: The solubility of magnesium oxalate, MgC2O4, in water is (7.70x10^0)x10-3 mol/L. What is the Ksp…
A:
Q: The solubility of silver bromate, AgBrO3, in water is (7.70x10^0)x10-3 g/L. What is the Ksp for…
A: Given, Solubility of AgBrO3 - (7.70 × 10-3) g/L
Q: A sample of freshly precipitated silver chloride weighs 704.7 mg. Before the solution can be…
A: Mass of freshly precipitated AgCl ( M )= 704.7 mg Mass of sample loss before AgCl Solution is…
Q: Consider a saturated solution of barium iodate in 0.025 M BaCl2. For the salt: Ba(IO3)2(s) ⇌ Ba2+ +…
A:
Q: 6. The potassium in the 3.0 ml plasma sample was determined by precipitating the potassium as…
A: #6: Given the precipitate formed by the analyte, K3PW12O40 + blank = 16.36 mg Precipitate formed by…
Q: Q1. Dissolved 0.273 grams of pure sodium oxalate (Na:C.O,) in distilled water and added sulfuric…
A: The question is based on the concept of titrations. We are titrating Sodium oxalate with potassium…
Q: Benzoic acid is not very soluble in water and has a much stronger affinity for organic solvents.…
A: Organic compounds have a greater tendency to soluble in organic solvents and sodium salts have a…
Q: The solubility of copper(II) iodate, Cu(IO3)2, in water is (1.90x10^0)x10-1 g/100mL. What is the…
A: Answer: For the sparingly soluble salts it is considered that all of their limited quantity that is…
Q: 6- what is the solubility of Pb(0H)2 if Ksp at 20c0 = 2. 5x10-16 ? 3.9 x10-6 0.039 x10-6
A:
Q: what is the purpose of preparing of a standard sodium hydroxide solution in determination of purity…
A: We prepare a standard sodium hydroxide solution in determination of purity on impure KHP. Because we…
Q: Calculate the solubility at 25 °C of PbCrO 4 in pure water and in a 0.0050 M Na₂ CrO 4 solution.…
A: Given: Molarity of Na2CrO4 solution = 0.0050 M Ksp of PbCrO4 = 2.8×10-13 Molar mass of PbCrO4 =…
Q: Use the information in the pictures if needed and solve for the unknown D. please type the answers…
A: The solution is tested for the presence of metal ions through a systematic procedure of qualitative…
Q: You are given a substance that is qually soluble in water and hexane (two immisible solvents) a)…
A: Partition coefficient is the ratio of concentration of a substance in two immiscible phases at…
Q: When 2.0 g of aspirin was shaken up in a flask containing two immiscible liquids it was found that…
A: Given: Mole fraction of liquid (1)=0.11 Mole fraction of liquid (2)=0.18 Initial aspirin quantity=2…
Q: Enumerate the types of gravimetric analysis aside from volatilization gravimetry, precipitation…
A:
Q: Calculate the gravimetric factor of the following. 2 Fe3O4 is sought(Analyte), 3 Fe2O3 is weighed…
A: Gravimetric factor is expressed as the ratio of the formula weight of the substance sought to the…
Q: There are two separate phases, one with a composition of 12% phenol and the other with a composition…
A: Given : Total mass of mixture = 210 g Composition of phenol in mixture = 35 % Composition of phenol…
Q: a = Most organic compounds like sugar and table salt are soluble in organic solvents like water and…
A: a and c both are correct.
Q: A certain saturated salution of Cas(POnz has [Catt]= P Oy 8 ] = 2,9 X10: What is the value of Kps…
A: Given, [Ca+2] = [PO43-] = 2.9 ×10-7 Ca(PO4)3 → Ca2+ + 3PO4
Q: Calculate the solubility at 25 °C of PbCrO4 in pure water and in a 0.0150M Na₂CrO4 solution. You'll…
A: Given: Concentration of Na2CrO4 solution = 0.0150 M Ksp of PbCrO4 = 2.8×10-13 Molar mass of PbCrO4 =…
Q: To determine the Ksp of barium oxalate at 12°C, a 100.0 mL saturated solution was prepared by adding…
A: Moles of HCl = 5.60*10-4 M * 0.0107 L = 0.06 moles HCl
Q: An experiment to observe the effect of ionic strength on the solubility of Ca(OH)2 was conducted.…
A: Given: 0.01 M KCl To calculate solubility (s) of Ca(OH)2 Ksp of Ca(OH)2 = 5.5 x 10-6
Q: A mixture of 5.0 g A, 5.0 g B, and 5.0 g C were separated by recrystallization using ethyl acetate…
A: To calculate percent purity and percent recovery of the purified crystal after one recrystallization
Q: Why is high supersaturation undesirable in a gravimetric precipitation?
A: Qualitative analysis is a branch of chemistry that deals with the identification of elements present…
Q: 50.0 mL of 1.0 M HCl (at 22.0ºC) and 50.0 mL of 1.5 M NaOH (at 22.0ºC) are mixed. The solution…
A:
Q: 4) How would your calculated value of Ksn be affected by errors introduced from the following…
A: Solubility product designates an equilibrium constant. The larger the solubility product's value of…
Q: You weigh out exactly 1.00 mg of benzoic acid and dissolve it in a mixture of 2.0 mL of diethyl…
A: Please be noted that it is the KD value which is the distribution coefficient but not the KP value.…
Q: Why must the solution be saturated when its solubility is determined?
A: Introduction: Solubility product: Solubility product constant measure the extent to which a solute…
Q: A monoprotic acid, HA, with a K, of 3.38 × 10-5 has a distribution constant (Kp) of 4.28 (favoring…
A: Given , mono- protic acid = HA Ka = 3.38×10-5KD =4.28Volume of Octanol = 23 mLVolume of acid = 100…
Q: Describe the effect, if any the following procedural errors would have on the calculated value of…
A: Hello there,The following part of the question looks like incomplete.Please verify and repost it…
Q: The standardization of same titrant during the determination of BOD5 of water sample was done…
A: The BOD5 test, also known as the Biochemical Oxygen Demand test, is a biochemical test that measures…
Q: Why is high relative supersaturation undesirable in a gravimetric precipitation
A: Qualitative analysis is a branch of chemistry that deals with the identification of elements present…
Q: Derive a general expression that shows pH dependence of the distributioncoefficient defined in…
A: SOLUTION: Step 1: The distribution ratio and partition coefficient are identical for a simple…
Q: 1. If the temperature probe was mis-calibrated by +0.10 ˚C during both experimental procedure Part A…
A: 1. If the temperature probe was mis-calibrated during both experimental procedure , the reported…
Q: fermented by yeast from sugars, while sparkling wine contains 12% (v/v) ethanol. Beermosa, a beer…
A: The question is based on the concept of solutions. we are mixing two solutions containing different…
Q: Temperature - distillate volume plot for fractional distillation of benzene (b. pt. 80°C) and…
A: When temperature becomes above than that of the boiling point, then that particular liquid start…
Q: Excess amounts of HNO3 and NaOH will be added to separate samples of saturated solution of each…
A: The effect on the solubility of the given compound are needed to be described on the addition of…
Q: Calculate the Ksp of solid Mg3(PO4)2 if the molar solubility of Mg3(PO4)2 in 0.0015 M Na3PO4 is 3.5…
A: Given: Molar solubility of Mg3(PO4)2 = 3.5 × 10-6 M And concentration of Na3PO4 = 0.0015 M
Q: Calculate the solubility at 25°C of BaCrO4 in pure water and in a 0.0050M BaCl2 solution. You'll…
A: Using the value of Ksp we can calculate the solubility of the partially soluble salt. In order to…
Trending now
This is a popular solution!
Step by step
Solved in 4 steps with 4 images
- Calculate the values for log Kow and the saturated aqueous solubility (Cw$sat) for bisphenol A. The value for log Kow is 3.62 ; enter your answer as X.XX The value for Cwsat is ; report your answer in units of moles/liter and enter it as X.XX×10(-X). Bisphenol A is closest to "phthalates" H3C CH3 HO HO,Calculate the molar solubility of tin(II) hydroxide (Ksp = 5.45x10-27). Give your answer to three sig. figs. and in exponential form (e. g. 1.23E-2).5:23 O13%DE elearning.yu.edu.jo/m O A student was given 2 beakers labeled with numbers 1 and 2, each beaker contains a clear solution. Additionally, he was given two reagent bottles labeled with A and B. Now, he added reagent A to both beakers and he noticed the formation of a precipitate in beaker 2 but not in beaker 1. However, the addition of reagent B to both beakers resulted in the formation of a precipitate in beaker 1 but not in beaker 2. Based on the information, which of the following is correct? a. compound A is the limiting reactant in beaker 1. b. compound B is the limiting reactant in beaker 2. c. compound A is the limiting reactant in beaker 2. d. compound B will be the excess reactant in beaker 1. Question 2
- Solid cobalt (II) acetate is slowly added to 125 mL of 0.0945 M ammonium chromate solution. What is the concentration of cobalt required to just initiate precipitation? The Ksp of CoCrO4 is 7.1 * 10 -4. Report answer in scientific notation to two sig figs.At a certain temperature, the solubility of zinc(I) chromate is (7.6x10^-5) M. What is the Ksp? Report your answer to 2 sig figs. Note: Your answer is assumed to be reduced to the highest power possible10. What is the approximate combination of numbers for calculating Kp? (A) Kp = (400/760) (560/760) (B) Kp = (400/760)? (560/760) (C) Kp = (200/760) (560/760)² (D) Kp = (400)2 560 11. Which diagram is an approximate description of the system if more NO2 (g) is rapidly injected, at time = 0, into the container after equilibrium is established? (A) 100 200 Time after injection(s) (B) 100 200 Time after injection(s) (C) 100 200 Time after injection(s) (D) 100 200 Time after injection(s) Pressure Pressure Pressure Pressure
- L_{2} is considerably more soluble in CC*L_{4}(1) than it is in H_{2}*O(1) At a certain temperature, the concentration of I_{2} in its saturated aqueous solution is 1.3*10^-3* M and the equilibrium achieved when I_{2} distributes itself between H_{2}*O and CC*L{4} is 12 (aq) rightleftharpoons 1 2 (CCL 4),; K = 85.5Part A: A 12.0-mL sample of saturated I_{2}(aq) is shaken with 12.0 mL of CC*L_{4} After equilibrium is established, the two liquid layers are separated. How many milligrams of will be in the aqueous layer? I_{2}Consider the mixing of 25.00 mL of 0.0500 M Pb(NO3)2 with 25.00 mL of 0.0500 M NaCl and the equilibrium reaction, PbCl2(s) ⇌ Pb2+(aq) + 2Cl-(aq) Ksp = 1.20 x 10-5 What is the molar concentration of Pb2+ in the resulting mixture? (0.500, 0.025, 0.0125 or 0.100) What is the molar concentration of Cl- in the resulting mixture? (0.500, 0.025, 0.0125 or 0.100) What is the ion product (Q)? Will a precipitate form? (yes or no)1. 3M KOH is added to the precipitate and the tube is heated again. The solution is then centrifuged and the supernatant is separated from the precipitate. The precipitate is still brown-black, and the supernatant solution is yellow. The supernatant is acidified with HCI. thioacetamide is added and the solution is reheated. A yellow precipitate forms. A. Which cationts) is definitely present in the unknown? Select all answer cholces that apply. A. Cu2 B. None of these ions C. Sn4+ D. BO+
- (Q49) The molar solubility of bismuth iodide (Bil3) at 35°C is 6.54 x 10-5 M. What is the value of Ksp at this temperature? The balanced chemical equation for the dissociation of bismuth iodide is: Bil3 (s) Bi3+ (ag) + 3 |- (aq). O 7.71 x 10-19 4.28 x 10-9 O 1.83 x 10-17 O 5.49 x 10-17 4.94 x 10-16The concentration of calcium carbonate in a sample of water saturated with the solid was found to be 7.00 x 10-5 moldm-3 at 200C. What is the solubility product of calcium carbonate at this temperature?If 2.00 mL of 0.500 M NaOH are added to1.000 Lof0.400 M CaCl2,what is the value of the reaction quotient and will precipitation occur?