1,2-diaminoethane, H2N-CH2-CH2-NH2, is used extensively in the synthesis of compounds containing transition-metal complexes in water. If pK61 = 3.29 and pKp2 = 6.44, what is the pH of a 1.66×104 M solution of diaminoethane?

1,2-diaminoethane, H2N-CH2-CH2-NH2, is used extensively in the synthesis of compounds containing transition-metal complexes in water. If pK61 = 3.29 and pKp2 = 6.44, what is the pH of a 1.66×104 M solution of diaminoethane?

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

See similar textbooks

Related questions

Q: Chromium(III) hydroxide is highly insoluble in distilled water but dissolves readily in either…

A: Solubility based on the principle that "Like dissolves Like" means polar species dissolves in polar…

Q: A method for testing the presence of unreacted salicylic acid in your aspirin synthesis is to add a…

A: The color change observed when a 1% FeCl3 (aq) solution is added to a reaction mixture can serve as…

Q: (f) Potassium permanganate (g) Sodium hypochlorite (h) Beryllium bicarbonate (1) Ammonium dichromate…

Q: nsider the insoluble compound cobalt(II) carbonate, CoCO3. The cobalt(II) ion also forms a complex…

Q: 3. Assuming that each of the following compounds contains an octahedral complex ion, which compound…

A: (A) Co(NH3)Cl3

Q: Which member of the following pairs is the stronger Brønsted acid? Give reasons for your choice: a)…

A: Firstly we must know What is the Bronsted acid concept. Bronsted acid is the species which is able…

Q: Complete the balanced dissociation equation for the compound below in aqueous solution. If the…

A: The given compound is Cobalt (II) acetate. It is a strong electrolyte and it dissociates completely…

Q: Calculate the pH of a weak base solution (quadratic equation). Calculate the pH of a 0.0149 M…

A: Answer:-This question is answered by using the simple concept of calculation of pH of an aqueous…

Q: Please help me with part A

A: The integrated rate law for first-order reaction can be given as,

Q: (Q61) Platinum cations in solution readily form complexes with free chloride anions in solution…

A: Given : Kf = 1.0 x 1016 Initial [Pt+2] = 0.0127 M [NaCl] = [Cl-] = 0.419 M

Q: According to valence bond theory, what set of orbitals isused by a Period 4 metal ion in forming (a)…

A: a.

Q: Aarange the following in increasing order of acidity and provide reason for same: [Fe(OH2)6]2+,…

A: The strength of acidity depends on the charge density of the central metal. Charge density = charge…

Q: Consider the photochemical isomerization A= B. At 650. nm, the quantum yields for the forward and…

Q: Name and draw the appropriate geometric isomers for Pt(NH3)4Cl₂

A: Geometrical isomers of coordination complexes are of 2 types: cis and trans When similar groups are…

Q: The formation constant for FeY2− is 1014.30. Calculate the concentration of free Fe2+ in a 0.560 M…

A: Given Concentration of FeY2- = 0.560 M

Q: Write the equations for the dissocation of the following in aqueous solution:Na2S:[(NH4)2]CO3:KHSO3:

A: A compound dissociates into its corresponding ions in aqueous solution.a) Sodium sulphide…

Q: What species is responsible for the colour change when KSCN(aq) and Fe(NO₃)₃(aq) are mixed? Why is…

A: In the given question we have to write Reaction involved between KSCN(aq) and Fe(NO3)3(aq) and…

Q: Which is more acidic? Is the most dangerous acid the strongest acid? Include a comparison of pH and…

A: Acidic character of a compound can be explained from the values of equilibrium constant. If the…

Q: Explain the concept of Racemic Mixtures ?

A: Racemic mixture is one which containing equal amounts of left right and left handed enantiomers of…

Q: Given the following Reaction: 2N2202 (s) + 2H20 (1) ® 4NAOH (s) + O2 (g) DH°= -126 kJ Explain…

A: Endothermic reactions are those reactions in which the reactants absorb heat energy during product…

Q: Consider the following equation: [Ni(H2O)6]2+ + 6NH3 [Ni(NH3)6]2+ +6H2O The effects of stress on…

A: We have to snswer the given questions.

Q: Co(H2O)6]2+ (aq) + 4 Cl-(aq )⇆ [CoCl4]2-(aq) + 6 H2O 3. Does the value of the equilibrium…

A: Equilibrium constant is defined as the ratio of partial pressure of products to the partial pressure…

Q: (a) Draw a Lewis dot and cross structure (including any lone pairs) for a NBr3 molecule and…

Q: Please rank properties of the following molecules in an increasing order: a) Acidity: HI, HF, HCl,…

A: Acidity order: HI> HCl>HF>H2O HI, HCl , HF acidity order can be compared on the basis of…

Q: 4) The formation of a complex ion occurs in several steps. Given the series of steps and equilibrium…

Q: AgBr has very low solubility in water. Silver ions form a complex ion with thiosulfate. Ag*taq) +…

A: Solution : The tendency of any compound to get mixed or dissolved with any solution to form the…

Q: Account for the fact that aqueous solutions of NH4Cl are acidic.

A: Ammonium chloride is a salt formed from the following acid and base: Hydrochloric acid is a strong…

Q: The equilibrium constant for the reaction 2CrO42- (aq) + 2H+ (aq) ⇌ Cr2O72-(aq) +H2O is 3×1014 .…

A: EQUILIBRIUM constant is defined as the ratio of concentration of products to the ratio of…

Q: Pyridine (CsHgN), abbreviated py, is the molecule N: (a) Would you expect pyridine to act as a…

A: Ligands Ligands in the coordinated complex is the ion or neutral molecule that act as the lewis base…

Question

**Problem Statement:**

1,2-diaminoethane, \( \text{H}_2\text{N--CH}_2\text{--CH}_2--\text{NH}_2 \), is used extensively in the synthesis of compounds containing transition-metal complexes in water. If \( \text{pK}_{b1} = 3.29 \) and \( \text{pK}_{b2} = 6.44 \), what is the pH of a \( 1.66 \times 10^{-4} \, \text{M} \) solution of diaminoethane?

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

Step 2

Step 3

Step 4

Step 5

Trending now

This is a popular solution!

Step by step

Solved in 5 steps

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

Please answer with the work shown Ű Ċ 6. Using hard-soft concepts, indicate (by circling) whether the following reactions will have an equilibrium constant greater than or less than 1. a. R3PBBr3 + R3NBF3R3PBF3 + R3NBBr3 b. [AgCl₂] (aq) + 2CN- (aq) [Ag(CN)₂] (aq) + 2Cl(aq) Answer: Answer: K> 1 or K 1 or K <1
Given that the Kf for [Ni(H2O)5(NH3)]2+ is 501 and Ka for NH4+ is 2.0 x 10-5, what is the equilibrium constant for the following reaction: Ni2+(aq) + NH4+(aq) D [Ni(H2O)5(NH3)]2+ + H+(aq) In a solution of 0.010 M Ni2+ and 0.010 M NH4+, will this reaction favor products or reactants at pH=1? pH=7? pH=12?
Calculate the pH of a 2.00 M Na2CO3 given that the pKa’s of the first and second dissociation of H2CO3 (aq) acid are 6.37 and 10.32, respectively.
2. Write the equation for the equilibrium constant (K) of the reaction 2- 2CrO4 2- (aq) + 2H+ (aq) = Cr₂O7²- (aq) + H₂O(1)
Given the following information, A₂ + 3 B₂ 2 AB3 AB3 AB + B₂ K = 3.3 calculate the equilibrium constant for the reaction A₂+ B₂ 2 AB K = 1.5
Use the thermodynamic data given below to compute the formation constant, Kf for [Zn(NH3)4]2+ in aqueous solution at 337.0 K. Species ΔfH0kJ/mol S0J/mol/K NH3(aq) -80.29 111.3 Zn2+(aq) -153.89 -112.1 [Zn(NH3)4]2+(aq) -533.5 301 Include 3 significant figures
Please don't provide hand written solution.....
Which of the following is the correct equilibrium expression for the reaction below? NH2CONH2 (aq) + H2O (l) <= 2 NH3 (l) + CO2 (g) [CO,][NH ] [NH ,CONH, a. b. C. d. [NH ,CONH, [CONH₂1² [CO₂] [NH ,CONH, [NH ,CONH,] [NH₂3]
When dimethoxyethane reacts with I+, it forms a Lewis acid-base complex in which both oxygens bond to the iodine. What is the electron group geometry (from VSEPR theory) of the complex? Make a good Lewis drawing of the Lewis complex, using dash-wedge notation and correctly showing formal charges and the location of the lone pairs.
Given that the Kf for [Ni(H2O)5(NH3)]2+ is 501 and Ka for NH4+ is 2.0 x 10-5, what is the equilibrium constant for the following reaction: Ni2+(aq) + NH4+(aq) --> [Ni(H2O)5(NH3)]2+ + H+(aq) In a solution of 0.010 M Ni2+ and 0.010 M NH4+, will this reaction favor products or reactants at pH=1? pH=7? pH=12? how do you find the concentration of [Ni(H2O)5(NH3)]2+?
You have been contracted to determine how different salts affect the pH of water. Which of the solids in the following set should you test to investigate for the effects of cations on pH? Rb₂SO3 RbBrO AlBra CH3NH₂Br M9Cz
trans-Pt(py)2(Cl)2 reacts with PPh3 to form trans-Pt(py)2(Cl)(PPh3). This reaction proceeds through an intermediate with trigonal bipyramidal geometry around the Pt. What is the valence electron count of the intermediate?