Question

If a solution of a weak base (0.1 M, pka = 9.72) is titrated to pH 8.0, what is the % of ionized species? Use the Henderson-Hasselbalch equation pH = pka + log (unionized/ionized)

Expert Answer

Want to see the step-by-step answer?

Check out a sample Q&A here.

Want to see this answer and more?

Experts are waiting 24/7 to provide step-by-step solutions in as fast as 30 minutes!*

*Response times may vary by subject and question complexity. Median response time is 34 minutes for paid subscribers and may be longer for promotional offers.
Tagged in
Science
Chemistry

Equilibrium Concepts

Related Chemistry Q&A

Find answers to questions asked by students like you.

Q: Predict the charge of the ion formed by each element and write the electron configuration of the ion...

A: Atoms acquire charge when they loose or gain  electrons.Electrons are lost and gained by the electro...

Q: When a solution of PtCl2 reacts with the ligand trimethylphosphine,P(CH 3) 3, two compounds are prod...

A: Click to see the answer

Q: (a) 7.50 km to Gm (c) 0.750 pL to uL (b) 750 Mg to Tg (d) 0.000 750 ms to ns

A: Click to see the answer

Q: What is the difference between Ba, Ba(NO3)2, and Ba+2? Can they be used interchangeably? Why or why ...

A: Barium is one of the most active metal of alkaline earth metal. Barium oxidized it self to Ba2+. Thu...

Q: Sulfur and fluorine react in a combination reaction to produce sulfur hexafluoride. When 10.00 g S r...

A: Sulfur and fluorine react in a combination reaction to produce sulfur hexafluoride. The balanced equ...

Q: Approximately how many half-lives must pass for the amount ofradioactivity in a substance to decreas...

A: Given, radioactivity of the substance decreases below 1% of its initial level. The initial percentag...

Q: How many H2O molecules are there in a snowflake weighing 1 mg?

A: Click to see the answer

Q: For the following reaction; please name the acid, base, conjugate acid, and conjugate base. C2H- + C...

A: Click to see the answer

Q: Can i get help on this problem please

A: 1. The number of pi bonds presented in the molecule can be calculated by the number of double bonds....

Q: Commercial aqueous nitric acid has a density of 1.42 g>mLand is 16 M. Calculate the percent HNO3 ...

A: Given, the density of a solution, d = 1.42 g/mL The molarity of a solution = 16 mol/L Now calculate ...

Q: Draw the major organic product(s) for chlorination of bromobenzene

A: Click to see the answer

Q: Why is splitless injection used with purge and trap sample preparation?

A: The collection of all of the analyte from the unknown and to inject whole of the analyte into the ch...

Q: Is 3-chloro-3-methylhexane chiral?

A: Chiral atom is that to which attached four substituents are different. These are not converted to mi...

Q: Explain it correctly

A: Click to see the answer

Q: For the listed solvents provide their structure in bond line notation, draw the overall polarity of ...

A:  

Q: The active ingredient in aspirin is acetylsalicylic acid, which has the chemical formula . An aspiri...

A: The chemical formula of acetylsalicylic acid is C9H8O4. Given : Mass of acetylsalicylic acid in each...

Q: Balance the oxidation-reduction reactions that occur in basic solution using the half-reaction metho...

A: Click to see the answer

Q: Hydrated cadmium (II) nitrate, Cd(NO3)2 * xH2O is 23.36% water by mass. Determine the empirical form...

A: Click to see the answer

Q: Reaction of tert-butyl pentyl ether [CH3CH2CH2CH2CH2OC(CH3)3] withHBr forms 1-bromopentane (CH3CH2CH...

A: Click to see the answer

Q: The density of titanium is 4.54 g/mL what is the volume, in millimeters, of 163 g of titanium

A: Click to see the answer

Q: An intramuscular medication is given at 5.00 mg/kgmg/kg of body weight. What is the dose for a 170-l...

A: Click to see the answer

Q: The rate of the reaction below is 5.80 x 10³ M/hr at a certain temperature. A+2B → % C + 3 D At what...

A: The reaction is

Q: Show your all work

A: Click to see the answer

Q: This review represents examples of ternary ionic compounds. Where the formula is given, give the nam...

A: Click to see the answer

Q: You have a sugar solution (solution A) with concentration x. You pour one-fourth of this solution in...

A: Click to see the answer

Q: Predict the major organic product of the reaction sequence described. Styrene (1.53 g, 0.011 mol) in...

A: In the given sequence of reaction styrene react with Hg(OAc)2 in methanol reagent. Reaction reagent ...

Q: The enthalpy of hydration of Li+1 is -520 kJ/mol. Calculate the  enthalpy of solution of LiF(s).  Re...

A: When an electrolyte is dissolved in water it dissociates into its corresponding positive and negativ...

Q: Can i get help on this problem please

A: Click to see the answer

Q: PREDICT THE FORMULA OF THE IONIC COMPOUND FORMED FROM THE REACTION OF LITHIUM AND SELNA    THE FORMU...

A: The given elements are lithium and selenium ( as selna is not an element it has been considered as s...

Q: A patient is prescribed 100 mg/day of antibiotic for 2 weeks . The antibioti...

A: Click to see the answer

Q: Which of the following violates the rules for curved arrows (when drawing resonance structures)? 17....

A: In curved arrow resonance structure the movement of lone pair of electrons or pi-bond electrons is s...

Q: Draw structural formulas for all of the following. Q.) Aldehydes with the molecular formula C4H8O

A: Click to see the answer

Q: When heated to 700–800 °C, diamonds, which are pure carbon, are oxidized by atmospheric oxygen. (The...

A: Click to see the answer

Q: When the reaction 2 A → B advances by 0.051 mol (i.e. Δξ = +0.051 mol) the molar Gibbs energy of the...

A: Gibbs free energy of a reaction is the maximum energy or work that can be obtained from any reaction...

Q: 4. Compounds might have more than pKa.  5. We usually prefer to prepare buffers from alkaline origin...

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

Q: What is the answer key to this?

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

Q: Is ΔH positive or negative when 1 mol of water vapor con-denses to liquid water? Why? How does th...

A: Click to see the answer

Q: Because of the cast irons made of a high amount of silicon, it is considered highly corrosive resist...

A: Click to see the answer

Q: An element consists of 90.51% of an isotope with an atomic mass of 19.992 amu of 0.27% of an isotope...

A: Click to see the answer

Q: Identify the element for each of these electron configurations. Then determine whether this configur...

A: a) The given electron configuration is 1s22s23s23p64s23d9. There are 29 electrons in this electron c...

Q: Explain the process of Calculating Chemical Shift ?

A: chemical shift is defined the difference in resonance frequency of the proton and the tetramethylsil...

Q: The vapor pressure of methanol at 25°C is 123 Torr and its enthalpy of vaporization is 35.3 kJ/mol. ...

A: Clausius-Clapeyron equation: This equation relates to the change in pressure with respect to change ...

Q: Draw the structural formula for each of the following:Phenola. 3-bromophenol  b. hydroquinonec. cate...

A: The structural formula of any compound shows the atoms and also the bonds between them. The structur...

Q: Figure shows key steps in the metal-catalyzed (M) hydrogenation of ethylene C₂H₄(g)+H₂(g) →C₂H₆(g):...

A: The adsorption of hydrogen gas, H­2, on the surface of metal takes place.

Q: what is the mass in grams fir the atoms within the unit cell of Tantalum with a z number of 2 and a ...

A: Density is defined as mass of a substance present in per unit volume. Density=Massvolume Given, atom...

Q: Why do you think it is best to use a capped vial when you determine the density of your unknown liqu...

A: The density of any liquid is calculated by the formula, Where, m is the mass of liquid. V is the v...

Q: What acid is produced by the reaction of I2O5 with water?

A: Acids are the species that produce hydronium ion when dissolved in an aqueous solution.

Q: Cobalt has one stable isotope, 59Co. What are the likely decay modes and daughter nuclei for (a) 56C...

A: Isotopes are those species having same atomic number but different mass number.  

Q: Draw the structure of an optically active triglyceride containing one equivalent of stearic acid and...

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

Q: What is the strategy of entropy?

A: The concept of entropy was coined by Rudolf Clausius. It is a measure of thermal heat energy per uni...