ANSWER EVERYTHING AND TYPEWRITTEN FOR UPVOTE 3. Buffer preparationKUConBDescribe the preparation of 250mL of 0.20Macetic acid buffer, pH=4 from(pK₂=4.76) and solid sodium acetate.1M HAC

Answered: Image /qna-images/answer/cff00783-6563-4413-bc79-538192361565.jpg

Answered: Describe the preparation of 250mL of…

Science

Chemistry

Describe the preparation of 250mL of 0.20M acetic acid buffer, pH=4 from 1M HAC (pK₂=4.76) and solid sodium acetate.

Chemistry: Principles and Reactions

8th Edition

ISBN:9781305079373

Author:William L. Masterton, Cecile N. Hurley

Publisher:William L. Masterton, Cecile N. Hurley

Chapter14: Equilibria In Acid-base Solutions

Section: Chapter Questions

Problem 12QAP: A buffer is prepared by dissolving 0.062 mol of sodium fluoride in 127 mL of 0.0399 M hydrofluoric...

See similar textbooks

Related questions

Q: Outline the difference between non associate and associated gas and thank you | DYBALA

A: In this question, we have to write the difference between associated gas and non- associated gas.

Q: A. if the density of an oil at 60F is about 900 g/l, what is the corresponding API? What will be the…

A: The answer to the following question is-

Q: What is the pH of a 0.122M monoprotic acid whose Kais 5.7 × 10-4?

Q: Enough of a monoprotic weak acid is dissolved in water to produce a 0.0106 M solution. The pH of the…

Q: 4. How much energy is removed from 500.0 g of water when the temperature is lowered by 1.10 o C?…

Q: Name : R NH2 Select one: a. alcohols b. amine c. phenols d. aldehyde

Q: s s O Identical оооо Hiitte O Enantiomers O Diasteromers O Constitutional Isomers

Q: 4 HNO3(aq) + 5 N₂H₂(1) → 7 N₂(g) + 12 H₂O(g) AH = =- 74. Which statement is correct for the reaction…

Q: If a phosphate buffer (pK=6.82) was formulated such that its pH was 7.3 it would be best suited to…

A: A buffer solution is an aqueous solution consisting of a mixture of a weak acid and its conjugate…

Q: What is the mass percent of a solution prepared by dissolving 32.6 grams of ZnNO3 in 157.2 mL of…

Q: Be sure to answer all parts. The second-order rate constant for the decomposition of nitrous oxide…

Q: Which nuclear process powers the sun? Group of answer choices Nuclear Fission Nuclear Decay Nuclear…

A: Sun mainly contains two gases hydrogen and helium. Nuclear fission is process in which nuclei splits…

Q: 1. Circle which you would expect to diffuse through a metal crystal matrix faster, and describe why…

A: Diffusion is a process of movement of individual molecules of a substance from higher concentration…

Q: Complete the Kal expression for H₂CO3 in an aqueous solution. Kal = 4.45 x 10-7 = [H₂CO3] [H3O+]…

A: Weak acid does not dissociate completely so they have multiple dissociation constant.

Q: The equilibrium constant in terms of pressures for the reaction 2 WO₂ (s) + 2CO(g) W(s) + 2C0₂(9) at…

Q: 2. Calculate the pH of the following solutions: a. 0.1 M HCI

A: pH = - log [H+] Now for a. 0.1M HCl is given so H+ = 0.1M As it dissociates as HCl ------> H+…

Q: Why does isopropyl benzene gives more para substitution without the cosolvent

Q: The reaction below has an equilibrium constant of K₂ = 2.26 x 10¹ at 298 K CO(g) + 2H₂(g) = CH3OH(g)…

A: Dear student since you have asked a question which has multiple subparts but according to guidelines…

Q: Determine the molar mass of the following organic compound.

Q: How can one confirm which of the two layers in the separatory funnel, upper or lower, is the CH2Cl2…

A: Chromatography is a technique for the separation of a mixture into its components. The mixture is…

Q: For a particular reaction at 158.7 °C, AG= -332.73 kJ/mol, and AS = 436.17 J/(mol-K). Calculate AG…

Q: Write balanced chemical equations for each of the acid-base reactions described below. a) Aqueous…

A: The balanced equation is the complete equation where the number of atoms/ions are same in reactant…

Q: 1.. Explain how proximity to a like charge affects the pKa of a carboxylic acid. Explain how…

Q: Consider the reaction: BaCl2 + K2CrO4 → BaCrO4 + 2KCI a. How many grams of Barium chromate…

Q: A 0.206 g piece of solid magnesium reacts with gaseous oxygen from the atmosphere to form solid…

A: Answer: Oxidation reaction of Mg is shown below: 2Mg(s)+O2(g)→2MgO(s)

Q: Given: ->> Consider the composition of HI in two containers: HI(g) → 2 H2(g)+ ½2 12(g) At 25°C, k =…

A: Given the decomposition of HI reaction is HI ( g) ----------> 1/2 H2 (g) + 1/2 I2(g) At 25 oC ,…

Q: Complete chemical reaction kinetics problems as follows: Specify the reaction order for the…

Q: For copper-calomel electrode E cell 0.09 V at 300K standard E calomel = 0.22V and for copper copper…

A: calomel electrode is used as reference electrode.Reference elctrodes have stable and well known…

Q: Given the following reaction: HS (aq) + H*(aq) + NO3 (aq) --> SO4²(aq) + N₂(g) + H₂O(1) a. What…

Q: Provide the major organic product of the following reaction. OH .CI

A: The benzyl chloride acts as nucleophile and attacks the electrophilic carbon of carbonyl carbon of…

Q: Why is the increase in regioselectivity for isopropyl benzene less than the increase in…

Q: Given the calibration curve below, what is the limit of linearity? Absorbance 2000 1800 1600 1400…

A: The explanation is given below-

Q: At some temperature, a steel, 2.6-L box initially contains 12.9 mol SO3. 2 SO3(g) 2 SO2(g) + O₂(g)…

A: Answer: To find out the value of Kc we have to find out the concentration of SO3 that has…

Q: The heat of fusion of ice is 79.7 cal/g. The heat of vaporization of water is 540 cal/g. Report the…

A: •As you have posted multiple subparts so we are answering first 3 subparts of your question for…

Q: The following can increase the strength of a polymer except higher crystallinity O lower…

A: The strength of polymer is directly linked with the molecular weight of the polymer. With increase…

Q: e Determine the concentration of the sodium hydroxide solution in the Erlenmeyer flask. (Enter your…

Q: 4.. Draw all possible stereo isomers and assign R and S configurations. Give the relationships…

A: Chiral carbon: The carbon which is connected with four different atoms or groups is called as chiral…

Q: A volume of 500.0 ml. of 0.110 M NaOH is added to 585 mL of 0.250 M weak acid (K,= 8.02 x 10-5).…

Q: 2. Calculate the pH of the following solutions: a. 0.1 M HCI b. 0.1 M NaOH c. 1 nM HCI d. 0.1 M…

Q: Ti³+ is to be generated in 0.10 M HCIO, for coulometric reduction of azobenzene. TiO2+ + 2H+ + e…

A: Given :

Q: Fill in the missing chemical formulae in the tables below. acid H Br H₂PO4 + 4 NH conjugate base П 0…

Q: 4. The following PV diagram simplifies the pressure in a ventricle in the mouse heart as a function…

A: Given, Reversible adiabatic process is the one which is isentropic(∆S=0) in nature i.e change in…

Q: Bronze is an alloy made of copper (Cu) and tin (Sn). The volume of the cylinder is 6.010 x 10 cm³.…

Q: You know for sure that the compound named decane has Select one: a. 10 carbon atoms in each…

Q: Use the References to access important values if needed for this question. The gas phase reaction of…

A: Dear student, we are authorised to solve only first three subparts of a question. Please post rest…

Q: STP (standard temperature and pressure) is used as a reference point for the molar volume of an…

Q: 4. Two technicians have analyzed a standard with a known nitrate concentration of 25.0 mg/L. TH…

A: Precision is a measure of how close the measured values are to each other and accuracy is a measure…

Q: V (CH₂)2CHCH₂CH₂CH₂OH vi. O CH-CH-C-0-H I OH vii O CHOLAR CH,CHỊCHC CH=C-CH, CH. 0 || C-H…

Q: Ques (2) State what would happen to the % sand for each of the following situations (Direct…

A: To describe what would happen to the % of sand in each of the following situations: (Please note…

Q: The density of acetone is 0.7845 g/mL. How many uL are there in 9.50 mg of acetone? Show all work.

Concept explainers

Precipitation Titration

Precipitation analysis is used to analyze drugs, and to measure the salt content in food and beverages. It is an important concept from the examination point of view many practical questions are asked on the topic. This topic is significant in the professional exams for both undergraduate and graduate courses, especially for

Question

ANSWER EVERYTHING AND TYPEWRITTEN FOR UPVOTE

3. Buffer preparation
KUCon
B
Describe the preparation of 250mL of 0.20M
acetic acid buffer, pH=4 from
(pK₂=4.76) and solid sodium acetate.
1M HAC

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

Trending now

This is a popular solution!

Step by step

Solved in 2 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 two pH curves, one for the titration of a weak acid with a strong base and one for a strong acid with a strong base. How are they similar? How are they different? Account for the similarities and the differences.
A 10.00-g sample of the ionic compound NaA, where A is the anion of a weak acid, was dissolved in enough water to make 100.0 mL of solution and was then titrated with 0.100 M HCl. After 500.0 mL HCl was added, the pH was 5.00. The experimenter found that 1.00 L of 0.100 M HCl was required to reach the stoichiometric point of the titration. a. What is the molar mass of NaA? b. Calculate the pH of the solution at the stoichiometric point of the titration.
A solution is prepared by dissolving 1.800 g of sodium acetate (CH3COONa) into 100.00 mL of a 0.180 M solution of acetic acid. The Ka of acetic acid is 1.8 x 10-5. What is the pH of the solution?
What mass (in grams) of sodium acetate (CH3COONa) must be added to 100.00 mL of a 0.115 M solution of acetic acid in order to prepare a buffer solution with a pH of 4.70? The Ka of acetic acid is 1.8 × 10−5. Mass of sodium acetate =
3. Calculate the (a) pH (b) pOH (c) percent ionizaton of 0.100 M ammonia. NH3 kb = 1.8x10^-5 4. Give five (5) techniques on how to produce an ideal precipitate in the analysis of sodium fluoride, NaF with silver nitrate, AgNO3 as precipitant using precipitation gravimetry. please answer all questions. I don't have questions left so i cannot repost the other question
What are the [H₃O⁺] and the pH of a propanoic acid–propanoate buffer that consists of 0.35 M CH₃CH₂COONa and0.15 M CH₃CH₂COOH (Kₐ of propanoic acid=1.3X10⁻⁵)?
How many grams of NaOH should be mixed with 5.4 g of oxalic acid (H2C2O4) and completed to 100 mLsolution with distilled water to prepare a buffer with a pH of 4.80 ?
what is the pH of a buffer made from 0.350 mol of HBrO (ka = 2.5 * 10^-9) and 0.120 mol of KBrO in a 2.0 L of solution? go into as much detail as possible please
10. 50 cm3 of 0.05 M weak acid solution is titrated with 0.1 M NaOH solution. The measured pH valuesare 7.345 and 7.497 at the consumptions of 6.0 and 6.1 cm3, respectively. What value of the buffer capacity can be calculated in the solution at pH = 7.421?11. Based on the data given in question 10, what is the total concentration of the anion of the weak acid atthe given point?
In some water softening operations, Mg2+ must be removed from solution along with Ca2+. What is the minimum pH required to lower TOTMg to 10 mg/L as CaCO3 by precipitation of Mg(OH)2(s)?
A laboratory manager wants to prepare 250.00 mL of a buffer with a pH of 3.514 from equimolar solutions of HCO2H (Ka = 1.800e-4) and LiHCO2. What volume of the LiHCO2 solution would be required?
What volume of 0.500 M HNO2 should be added to 500 mL of 0.750 M KNO2, so that the pH of the resulting buffer is 3.23 .