Answered: Calculate pMn² when 50.00 mL of 0,100 0…

Calculate pMn² when 50.00 mL of 0,100 0 M Mn² is titrated with 25.00 mL of 0.200 0 M EDTA. The titration is buffered to pl 11, for which a 0.81. Kr 7.76 103 for MnY2- 0.33

Principles of Instrumental Analysis

7th Edition

ISBN:9781305577213

Author:Douglas A. Skoog, F. James Holler, Stanley R. Crouch

Publisher:Douglas A. Skoog, F. James Holler, Stanley R. Crouch

Chapter14: Applications Of Ultraviolet-visible Molecular Absorption Spectrometry

Section: Chapter Questions

Problem 14.3QAP: Sketch a photometric titration curve for the titration of Sn2+ with MnO4 . What color radiation...

See similar textbooks

Related questions

Q: Copper metal and aqueous iron (III) chloride were made to react to reduce iron to Fe2+ while…

A: Here we are required to find the mass of copper needed to react with 20.5% wt of iron (III) chloride…

Q: Calculate the osmotic pressure for a solution that is 0.9 molar in sodium chloride and 0.6 molar in…

A: Given -> Concentration of NaCl = 0.9 M = c1 Concentration of glucose= 0.6 M = c2 R = gas constant…

Q: Consider the forward direction as the endothermic reaction: H₂(g) + 12(g) →→→ 2 HI(g). If the…

A: Given -> H2(g) + I2(g) <-----> 2HI(g) -> It is endothermic reaction .

Q: 5. For each of the following pairs of molecules, state whether the two structures are enantiomers,…

Q: True or False Leaching of PbCl₂ is ensured when known solution of Group I cations stays hot.

A: Please see explanation.

Q: Solve the following stoichiometry problem using this balanced equation. 3NO2+H2O->2HNO3+NO How many…

Q: When you dissolve Ce₂(SO4)3 in water, does the reaction give off heat or absorb heat? Is the…

A: The process of exothermic dissolution involves much energy to be released when water molecules…

Q: A aqueous cleaning solution has a total mass of 4.50 kg, 630 g of which is hydrochloric acid. What…

Q: During the reaction below, electrons transfer from: MnO4- + 5Fe2+ + 8H+ → Mn2+ + 5Fe3+ + 4H2O a…

A: Given reaction: MnO4- + 5Fe2+ + 8H+ → Mn2+ + 5Fe3+ + 4H2O We have to find the substance from which…

Q: How much energy is evolved during the formation of 296 g of Fe, according to the reaction below?…

Q: Describe how the number of grams of certain elements in a compound can be used to determine an…

A: The use of grams of certain elements in a compound can be used to determine an empirical formula.

Q: 4000 100 IR Spectrum (liquid film) C-A ند 3000 43 80 60 M+ 86 20 40 80 13C NMR Spectrum (100 MHz,…

A: The data obtained from all the spectrums will be used to obtain the structure of the molecule.

Q: 3. In a freezing point experiment using acetic acid as a solvent the following values were obtained:…

Q: A____________________ AH corresponds to an O positive, exothermic O zero, endothermic O zero,…

Q: 3. What is the relationship between the italicized protons in the molecules below? (homotopic,…

A: The identification of enantiotopic , diastereotopic and Homotopic protons are explained below.

Q: the record long jump is 349.5 in. Convert this to meters. there are 2.54 cm in an inch

Q: In radical chlorination of alkanes, non-equivalent hydrogens react with chlorine atoms at different…

A: Here bridging system matters. Any intermediate is not stable at bridging position. Hence reaction…

Q: In the reaction aA + bB cC + dD where a, b, c, and d are stoichiometric coefficients, which of the…

Q: What is the sum of the coefficients in the following chemical reaction once it has been properly…

Q: The molar solubility of PbBr2 is 2.17 x 10-³ M at a certain temperature. Calculate Ksp for PbBr2.…

A: The molar solubility of PbBr2 is 2.17 x 10-3 M at a certain temperature. we have to CalculateKsp for…

Q: A molecule with 2 single bonds and 3 lone pair of electrons is predicted to have which type of…

A: Given -> Number of bond pair = Nbp= 2 Number of loan pair = Nlp = 3

Q: A sample of iron ore weighing 0.962 g was dissolved in dilute acid solution, and all the Fe(II) was…

Q: QUESTION 10 Name the structure. CH₂ CH₂CH₂CH₂OH CH₂CH₂ CH₂ O (E)-3,4-dimethyl-3-hepten-7-ol…

A: According to IUPAC nomenclature select the longest chain of hydrocarbon which contains the maximum…

Q: Provide the correct common name for the compound shown here. N,N- N,N,N- N- iso tri cyclo sec- tert-…

Q: Which keto product would be isolated from the reaction shown? 1. BH3/THF = 2. HO, H2O2. 20 OH OH C A…

Q: In the equilibrium reaction, N₂(g) + 3H₂(g) →→→ 2NH3(g The addition of a catalyst to the equilibrium…

Q: For the reaction PCl3(g) + Cl₂(g) → PCI5(g) at a particular temperature, Kc = 24.3. Suppose a system…

Q: What is the IUPAC name for the compound shown here? A) methylpentyne B) 2-methyl-3-pentyne C)…

Q: The following reactions happen simultaneously when HCl is added to a mixture of Mg(OH)2 and MgCO3:…

A: Volume of 37 wt% HCl required can be calculated from the balanced reaction of HCl to MgCO3 and…

Q: 12. calculate solut un Solution PH PH when haj 50.00 me 49.00 ml been of added. of 100 M HCI 1.00 M…

A: According to guidelines we are supposed to answer only one question.

Q: Rank the following alkenes in order of stability || IN ||| =

A: In this question, we will arranged all these three alkene compound in stability order. Remember most…

Q: Explain why reaction of benzene with Bra/FeBr; results in the product bromobenzene instead of…

Q: Answer the following questions based on the reaction below. At 213 K, the rate constant for this…

Q: Differentiate thermoplastic and thermosetting polymers and explain the reason behind the difference…

A: Polymer is formed by addition of monomer units. There are two types of polymerization: Addition…

Q: 0/50 mixture of cyclohexanamine and cyclohexane and asked NH₂ Cyclohexanamine Cyclohexane onent of…

A: Given: 50/50 mixture of cyclohexanamine and cyclohexane

Q: in the blank. H X blank 1 OCH3 رام H₂C-S CI blank 2 OH CH3 H NH H3C blank 3

Q: 8. Alkynes such as 1-butyne are quite versatile and can be transformed into a variety of products…

A: According to the guidelines prescribed by bartleby, we can answer a maximum of three sub-questions.…

Q: For the reaction 3H2(g)+N2(g)⇌2NH3(g) at 225 ∘C the equilibrium contant is 1.7×10 ^2. If the…

A: Given, 3H2(g) + N2(g) ⇌ 2NH3(g) Equilibrium constant (Kc) = 1.7 × 102 Equilibrium concentration of…

Q: Illustrate the following with an example: a. β-hydroxy aldehyde b. β-keto acid c. β-keto acid d.…

A: Next position to the group is called alpha position and next to alpha is called beta position

Q: Enthalpy changes depend on the temperature and pressure under which a process occurs. However, the…

A: Standard enthalpy of formation gives an idea of the amount of heat energy released or absorbed for…

Q: The following reactions happen simultaneously when HCl is added to a mixture of Mg(OH)2 and MgCO3:…

A: Mass of mixture = 25 gm % of MgCO3 = 35.2 % % of Mg(OH)2 = 64.8 % Density of HCl solution = 1.2…

Q: A 6.50-g sample of copper metal at 25.0°C is heated the addition of 84.0 J of energy. The final…

A: Given -> Weight of sample = 6.50 gm Initial temperature (T1) = 25.0°C = 25.0 + 273 = 298 K Energy…

Q: 2

A: Requirement from Question Five retrosynthetic ways for the cyclo-propane ring. Simmons-smith…

Q: 17. Compute for the boiling point elevation of the solution. * OA. 100.08 °C OB. 103.25 °C C. 100.81…

Q: Which of the following describes what happens to the solubility of a slightly soluble ionic compound…

A: The presence of uncommon ion tends to increase the solubility of ionic compounds.This is called…

Q: 2NO (g) + O₂ (g) → 2 NO₂ (g) Through experimentation, she finds that changing the concentration of…

Q: Examine each pair of molecules. Classify the pair as constitutional isomers, diastereomers,…

A: This question belongs to the topic of stereochemistry. Three pairs of molecules are given and we…

Q: 3. Calculate the density of sulphur dioxide at STP. 4. A 1L steel tank is fitted with a safety valve…

Q: Question 14 Which is the correct equilibrium constant expression for the following reaction? Fe2O3…

Q: H H H H A) stereoisomers B) geometric isomers C) constitutional isomers D) optical isomers E) They…

A: Stereo isomer - same molecular formula , diffrent in stereo Optical isomer- have chiral centre,…

Question

Calculate pMn²
0.81. Kr-7.76
0.33
when 50.00 mL of 0.100 0 M Mn² is titrated with 25.00 mL of 0.200 0 M EDTA. The titration is buffered to pl 11, for which a
1013 for MnY2-

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Step 3

VIEW

Trending now

This is a popular solution!

Step by step

Solved in 3 steps with 2 images

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, chemistry and related others by exploring similar questions and additional content below.

Similar questions

Sketch a photometric titration curve for the titration of Sn2+ with MnO4 . What color radiation should be used for this titration? Explain.
Titration of 25.0 mL of a 0.0500 M Zn2+ solution with 0.0550 M EDTA in a solution buffered at pH 8. Assume that the temperature is 25 oC and that the formation constant for Zn2+ is 3.13 x 1016 at this temperature. What is the pZn of the solution after 30 mL of titrant have been added?
Titration of 50.00 mL of 0.04715 M Na2C2O4 required 39.25 mL of a potassium permanganate solution. 2MnO4- + 5C2O4-2 +16H+ -> 2Mn2+ + 10CO2(g) + 8H2O Calculate the molar concentration of the KMnO4 solution What molecules would interfere with the titrimetric analysis?
Titration of 25.0 mL of a 0.0500 M Zn2+ solution with 0.0550 M EDTA in a solution buffered at pH 8. Assume that the temperature is 25 oC and that the formation constant for Zn2+ is 3.13 x 1016 at this temperature. What is the pZn at the equivalence point of the titration?
Calculate the pZn2+ for solutions prepared by adding 0.00, 5.00, 10.00, 15.00, 20.00, 25.00and 30.00 mL of 0.0100 M EDTA to 25.00 mL of 0.00250 M Zn2+. Assume that both the Zn2+and EDTA are 0.0100 M in NH3 to provide a constant pH of 9.0 Zn(NH3)n2+: pKfn, = 2.21, 2.29, 2.36, 2.03ZnY2-: Kf = 3.0 x 1016EDTA: Ka1 = 1.02 x 10-2 , Ka2 = 2.14 x 10-3 , Ka3 = 6.92 x 10-7 , Ka4 = 5.50 x 10-11
Calculate the pZn2+ for solutions prepared by adding 0.00, 5.00, 10.00, 15.00, 20.00, 25.00 and 30.00 mL of 0.0100 M EDTA to 25.00 mL of 0.00250 M Zn2+. Assume that both the Zn2+ and EDTA are 0.0100 M in NH3 to provide a constant pH of 9.0
50 mL of a solution of 0.0200 M Zn2+ will be titrated with 0.0100 M EDTA in 0.0100 M NH3 at pH 6.0. Ethylenediaminetetraacetic acid (EDTA) can be considered as a tetraprotic acid (H4Y). The stepwise acid dissociation constants are: K1 = 1.02 x 10-2, K2= 2.14 x 10-3, K3 = 6.92 x 10-7 and K4 = 5.50 x 10-11. The alplia value of the un-deprotonated species in a solution buffered to a certain pH is given by the following equation: a0 = [H+]4/([H+]4 + K1[H+]3 + K1K2[H+]2 + K1 K2K3[H+] + K1 K2K3K4) Calculate the alpha value of the fully deprotonated species (Y4- ) in a solution buffered to a pH of 6.0.
Titration of 25.0 mL of a 0.0500 M Zn2+ solution with 0.0550 M EDTA in a solution buffered at pH 8. Assume that the temperature is 25 oC and that the formation constant for Zn2+ is 3.13 x 1016 at this temperature. What is the conditional formation constant for Zn at this pH?
Calamine, which is used for relief of skin irritations, is a mixture of zinc and iron oxides. A 1.022-g sample of dried calamine was dissolved in acid and diluted to 250.0 mL. A 50.00 mL aliquot was suitably buffered and titrated with 2.40 mL of 0.002727 M ZnY-2 (Zn-EDTA) solution to allow the following reaction: Fe+3 + ZnY-2 → FeY- + Zn+2. Molecular mass: Fe2O3 = 165.74 a. The weight of sample in the aliquot portion is _________g ? b. the percentage composition of Fe2O3 in the sample is ______ % ?
1_ In the titration why the colour changes from wine red to bue? 2_what are the harmful effects of hard water? 3_write the principle involved in hardness of water by EDTA method?
Calculate the potential of the solution in the titration of 50.0 mL 0.100 M Fe2+ in 1.00 M HClO4 with 0.0167 M Cr2O72- at 10.00 mL titrant added.
c. An EDTA solution is standardized against high-purity CaCO3 by dissolving 0.3982 g CaCO3 in hydrochloric acid, adjusting the pH to 10 with ammoniacal buffer, and titrating. If 38.26 mL was required for the titration, calculate the molarity of the EDTA. (Molecular weight EDTA = 292.24 g mol-1)