Answered: How much 0.5 M KOH must be added to 200…

How much 0.5 M KOH must be added to 200 mL of 50 mM glycine at ph 8.6 to bring its ph to exactly 10.6? pka of glycine= 9.6

Introductory Chemistry: A Foundation

9th Edition

ISBN:9781337399425

Author:Steven S. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Donald J. DeCoste

Chapter21: Biochemistry

Section: Chapter Questions

Problem 3ALQ

See similar textbooks

Related questions

Q: Consider the structure of cyclohexene, if it undergoes strong oxidation, which of the following fina...

A: Under mild condition, alkene will be oxidized to 1,2-diol. But, under strong condition, alkene will...

Q: Evaluate A S for the reaction below at 25 °C. CH 4(g) + 2CI 2(g) CCI 4 (e) + 2H 2(g) -135.4 -74.81 A...

A: CH4(g) + 2Cl2(g) --> CCl4(l) + 2H2(g) ∆H°f (CH4) = -74.81 KJ/mole ∆H°f(CCl4) = -135.4KJ/mole ∆G°f...

Q: In the following reaction, the rate of appearance of NH3 is 0.15 mol L•min. What is the rate of reac...

Q: Consider a buffer solution that contains 0.25 M CGHalCO2H)(CO2K) and 0.15 MCGH4(CO2K)2. pka(C6H4ICO2...

Q: 4. Does growth of corals: Ca²+ + CO3²- → CaCO3(s) cause atmospheric CO2 to increase or decrease? Exp...

A: Growth of corals will decrease the atmosphere CO2

Q: 22. What is the wavelength of light emitted when the electron in a hydrogen atom undergoes a transit...

A: The correct answer is given below

Q: What is the product of the following reaction?

Q: 2. A solution may contain any of the three group I cations. A white precipitate is formed the additi...

Q: The solubility of benzoic acid in water is 0.21g per 100mL of water at 10 degrees celsius, 0.27g per...

A: Given that, the solubility of benzoic acid per 100 mL of water is 0.21 g at 10°C, 0.27 g at 18°C, an...

Q: A 25.00 mL sample of acetic acid (CH3COOH) is titrated to the equivalence using 31.08 mL of 0.1978 M...

Q: What mass of Cu(NO 3) 2 can be prepared from the reaction of 1.75 grams of copper with 5.00 grams of...

Q: If a reaction will occur, give the product(s) otherwise write no reaction. Explain. 1. Reaction wit...

A: Answer: In this question we have to talk about the thermal decomposition of KHSO4 by the application...

Q: What is the molar solubility (in mol L-1) of a salt in pure water with general molecular formula MX2...

A: general molecular formula MX2 (where M is a cation and X is an anion) that has Ksp = 5.01 x 10-10 T...

Q: A receptor, R, binds to its ligand, L, according to the binding curve shown below. If [R]= 25 mM at ...

A: Concentration of ligand= 28mM

Q: Draw a Newman projection for the conformation adopted by 2-bromo-2,4,4-trimethylpentane in a reactio...

Q: If 86.554 g of a C,H,O-water solution contains 7.864 g of C,H,O, then how many kilograms, kg, of wat...

Q: Rank the following ions in order of decreasing ionic radius (largest → smalle Na*. Mg²+, S²- 0²-, F¯...

A: Given - Na^+, Mg^+2, S^-2, O^-2 ,F^-

Q: RXN 1 RXN 4 Br H20 H* RXN 2 2H2 RXN 5 BH3 / THF H2O2, NAOH, H2O HO Pd/PtO2 RXN 3 RXN 6 2 HCI HO ethe...

Q: 4. Silver has a face-centered cubic unit cell. How many atoms of Ag are present in each unit cell?

Q: Given the following reaction at equilibrium, if Kc = 5.84 x 10° at 230.0 °C, Kp =. 2NO (9) + 02 (9) ...

A: Consider the given information is as follows; Temperature (T) = 230.0°C = 230.0 + 273.15 = 503.15 K ...

Q: Examine the above reactions (RXN 1-6). Give the name for each Electrophilic Addition Reactions (AE)....

A: Given : structures of reactants and products.

Q: Calculate A E for the reaction below at 25 °C. SiO 2(s) + 4HF(aq) SiF 4(9) -320.8 -1615 AH (kJ/mol) ...

Q: How many signals do you expect in the 1°C NMR spectrum of the following compound? O Seven O Three O ...

Q: Describe the relationship between each of the pairs of isomers shown by recording Constitutional, Co...

A: ->After flipping we get confirmational isomer.

Q: Is trans-1,3-dibromobutane more stable than cis-1,3-dibromobutane? Explain,

A: Trans means opposite and cis means same. So, in trans-1,3-dibromobutane both the bromide ions are on...

Q: in the synthesis of benzocaine: what is the structure of the precipitate that formed after the sulf...

A: Given:- what is the structure of the precipitate that formed after the sulfuric acid was added to th...

Q: For each step in the reaction show the mechanisms. Each reactiond has at least one intermediate

Q: 4. Calculate AH°25°C for the reaction: 4 NH3 + 5 O2 → 4NO + 6 H2O Equation (1): 2 NH3 N2 + 3 H2 AH°2...

Q: How many grams of magnesium are required to produce 3.000 kg of Si? (At mass: Mg=24.31; Si=28.09) Si...

Q: Cu:O + c c Cu +co2 CO2 -> Cu = Cu = %3D C = C =

Q: [References] This question has multiple parts. Work all the parts to get the most points. a Calculat...

A: Answer: -390 KJ

Q: Identify the criteria which compounds must meet in order to be considered aromatic. (Select all appl...

A: ->Aromatic compounds are most stable and antiaromatic compounds are least stable.

Q: The burning of 20 g of SiH 4 (MW 32.8)at constant pressure gives off 927 kJ of heat. Calculate A H f...

A: Firstly number of moles of silane,SiH4 is calculated in given 20 g of SiH4 and also molecular weight...

Q: 1. Show that the atomic packing factor for FCC is 0.74.

A: For FCC lattice Z = 4 a = 2√2r To find the packing fraction (PF) Packing fraction is percentage o...

Q: A student placed 0.264 mol of PCI3(g) and 0.180 mol of Cl2(g) into a 1.00 liter container at 250 °C....

A: Initial moles of gases has been asked. As per guidelines only 1st ques can be answered.

Q: The titration solution in the cell below had a total volume of 50.0 mL and contained 0.100 M Mg2+ an...

A: Hii there, As there are multiple sub parts posted. we are answering first-three sub parts . If you n...

Q: 38) During the early 1970s, the price of copper rose to a point where the cent contained almost one ...

Q: Calculate Kb for a 0.1 M solution of acetate ion, given that Ka for acetic acid is 1.8 x 10−5.

A: Given : Ka = 1.8 x 10-5

Q: Which of the following expressions is the correct equilibrium-constant expression for the reaction b...

A: The eqilibrium constant can be defined as the ratio of concentration of products to concentration of...

Q: 2а. CН:CNO 2b. CH3NCO 2с. CHOCN 2d. О-С-S 2e. N-=N+l=O ö ö: 2f.

Q: Can the combination of NH3 and NH4Br form a buffer? Use appropriate reactions to explain why or why ...

A: Answer Can the combination of NH3 and NH4Br form a buffer The bu...

Q: Consider a buffer solution comprised of HF and F-. The Ka of HF is 6.3 x 10-4. If the pH of the buff...

A: Weak acid are those acid which does not dissociate completely in aqueous solution. Here HF is weak a...

Q: Mechanism 3. When heated the cyclobutene below coverts to a mixture of products A and B. The ftirst ...

A: Cyclobutene system is very unstable system as small ring containing double bond .Thus it faces huge ...

Q: A reaction occurs according to the following balanced chemical equation: AgB (aq) + 6 CD (aq) → CB (...

Q: Students uses 275.7 grams of potassium nitrate, KNO3, to make a 2.5 M solution. What is the final vo...

A: Mass of potassium nitrate = 275.7g Molarity of potassium nitrate = 2.5 M

Q: Consider the following unbalanced chemical equation. CSH12() + O2(g) → CO2(g) + H20(1) If 46.1 grams...

Q: 24. Two elements that have the ground-state valence shell configuration of ns?npª are | Select ) ( S...

Q: N(CH3)2 HO,

A: The given compound is a secondary alcohol. Here we have to convert the given compound to the given a...

Q: 2/5 Liquid hexane (CH3(CH2)¸CH3) reacts with gaseous oxygen gas (0,) to produce gaseous carbon dioxi...

Q: a net ionic equation best

Concept explainers

Amines

Amines are organic compounds with a nitrogen atom having a lone pair of electrons on it. They are derived from ammonia (NH3) wherein hydrogen atoms are substituted by an aryl or alkyl group.

Question

100%

How much 0.5 M KOH must be added to 200 mL of 50 mM glycine at ph 8.6 to bring its ph to exactly 10.6?

pka of glycine= 9.6

please explain

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

The pKa values for the amino and carboxyl groups of alanine are 9.69 and 2.35, respectively. Calculate the pH of 10 mL of 50 mM alanine buffer (pH 10) following the addition of: a. 0.1 mL of 1.5 M HCl b. 0.3 mL of 1.5 M HCl
Describe the preparation of 2.00 L of 0.100 M glycine buffer, pH 9.0, from glycine and 1.00 M NaOH. What mass of glycine is required, and what volume of 1.00 NaOH is required? The appropriate pKa of glycine is 9.6.
In 0.1M solution glycine (pKa 9.6) at pH of 9.0, what fraction of glycine has its amino group in the -NH3+ form?
Valine has pKa's of 2.286 and 9.719. Estimate the fractional composition of Valine in the -1 form at pH=6.
Describe the preparation of 2.00 L of 0.200 M glycine buffer, pH 9.1, from glycine and 1.00 M NaOH . What mass of glycine is required? The appropriate pKa of glycine is 9.6. Express your answer using three significant figures.
Please consider the structural formula of the amino acid shown below when answering the following questions. Assume that the pKa values are as shown below. (A) draw the form of this amino acid that predominates at pH 8 (B) classify the amino acid as hydrophilic or hydrophobic (C) what is the net charge of this amino acid at pH 1?
An unknown compound, X, is thought to have a carboxyl group with a pKa of 2.0 and another ionizable group with a pKa between 5 and 8. When 75 mL of0.1 M NaOH is added to 100 mL of a 0.1 M solution of X at pH 2.0, the pH increases to 6.72. Calculate the pKa of the second ionizable group of X
What is the net charge on Phe-Asp at each pH?a. pH 1? b. at pH 7? c. at pH 14?
(b) Describe how the charge of some amino groups in a protein might differ at pH 9.0 and pH 5.0. the charge on the amino group will differ at pH 5 and pH 9 which will depend on the pKa of the amino acid. (c) Describe how the charge of some carboxyl groups in a protein might differ at pH 9.0 and pH 5.0. charge on carboxyl group will differ at pH 5 and pH 9 which will depend on the pKa of the amino acid. (d) Given your answers to parts (b) and (c), what kind of intramolecular interactions in beta-galactosidase are most likely to be affected by a change in pH from 9.0 to 5.0? (e) Could the interactions you mention in part (d) affect the catalytic activity of beta-galactosidase?
Given a 0.100 M solution of anserine at its isoelectric point and ready access to 0.200 M HCl, 0.200 M NaOH and distilled water, describe the preparation of 1 L of 0.0300 M anserine buffered solution, pH 7.20. Volume of stock solution needed = ? mL Volume of HCl needed to adjust the imidazole group = ? mL Volume of HCl needed to titrate the amino group = ? mL Total HCl needed = ? mL
You are super jazzed because your protein is purified and at a concentration of 600 μg in 1.75 ml of buffer. Determine the concentration in mg/ml. Show your calculation.
Consider the amino acid and its pKa values:Lysine: pKa1= 2.18 pKa2= 8.95, pKaR=10.79 a. Calculate the isoelectric point.b. What will be the net charge on lysine at the isoelectric point?c. In what direction will the lysine move when placed in an electric field at a pH value of 6.68d. Which form of the lysine is the least soluble in water?e. Draw the structure of the lysine which is the least soluble in water?