Would the carbonatelcarbonic acid conjugate base/weak acid system function as a good buffer at the physiological pH of 7.4? Why or why not?

Q: How much of a 10x buffer should be added to 900ml of water to make a 1x solution?

A: In this question, we are given with- 1. Concentration of stock solution= 10X 2. Required…

Q: When comparing pH, a solution with a pH of 5 contains 100 times the amount of H+ when compared to a…

A: pH of a solution is nothing but the negative log of hydrogen ion concentration in a solution . it…

Q: A beaker with 1.40x102 mL of an acetic acid buffer with a pH of 5.000 is sitting on a benchtop. The…

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Q: The normal range of the sodium electrolyte in the body is 134 to 145 mEq/L. The term mEq is…

A: Electrolytes are minerals that can yield ions when dissolved in water. They are essential for…

Q: Assuming equal concentrations of conjugate base and acid, which one of the following mixtures is…

A: Buffers are the solutions that resist the change in pH after the addition of a small amount of acid…

Q: What us the formula for pH? note [H+} is hydrogen ion concentration and [K+] is potassium ion…

A: Introduction pH is a measuring scale which is used to determine acidity or basicity of a solution.…

Q: Define pH scale, acid, base, and buffer. How do buffers reduce changes in pH when hydrogen ions or…

A: pH (potential of hydrogen) is the estimate of the hydrogen (H+) ion concentration in a solution. It…

Q: If the pH of a voledronic acid solution is 5.8, and the voledronate concentration is 9 mM, what is…

A: Henderson Hasselbalch equation can be used to determine the concentration of a weak acid in an…

Q: Why are buffers important in living systems? please explain

A: A buffer is a solution that can withstand pH changes when acidic or basic substances are added to…

Q: What is the relationship betweenpKa and the useful range of a buffer?

A: The strength of an acid in a solution can be expressed in terms of the acid dissociation constant…

Q: Why does buffers is significant inside a human body?

A: A buffer system is a solution that resists a change in pH when acids or bases are added to it.…

Q: In your own words, what is a buffer solution and how does it work? *

A: The pH scale is used to detect whether an aqueous solution is acidic or basic. Acidic solutions have…

Q: 50X TBE is 87 mM Tris-borate and 4 mM EDTA at pH 8.3. What is the molarity of each of the chemicals…

A: Given In 50X TBE  87 mM tris-borate  4 mM EDTA pH 8.3

Q: Ag+ , K+ , Pb2+, Zn2+ : Classify the Bronsted-Lowry acidity of these cations

A: Brønsted–Lowry theory, known as proton theory of acids and bases. It stated  that any compound that…

Q: Based on the pH of your drug, if your drug was in a high concentration in the blood, how would it…

A: The drug captopril is used to treat Hypertension and conditions of heart failure as it vasodilates…

Q: You are asked to design three buffers of the following pH values: 9.10, 10.45, and 4.65. You have…

A: Buffer: It is a solution that can withstand pH changes when acidic or basic components are added.

Q: What is the functional difference between TAE and TBE buffer?

A: A buffer is a solution capable of withstanding pH changes even when a base or acid solution is…

Q: We usually say that a perfect buffer has its pH equal to its pKa. Give an example of a situation in…

A: A buffer is a solution that, when adding an acid or basic components, may resist pH changes. Limited…

Q: For each of the following chemicals, name the general class they belong to, discuss their solubility…

A: The amount of chemical material that can dissolve in water at a given temperature is referred to as…

Q: Calculate the pH of a dilute solution that contains a molar ratio of potassium acetate to acetic…

A: The Henderson-Hasselbalch equation depicts the measurement of acidity as pH in biochemical…

Q: What is the difference between a monoprotic acid and a diprotic acid? Give an example of each.

A: Acids are considered as chemical compounds or molecules, which are known to lose protons in the…

Q: Calculate the volume of TAE buffer that you will need to prepare a 100ml solution of 1X strength…

A: TAE buffer stands for Tris-acetate-EDTA buffer. It is used in lab to do electrophoresis of nucleic…

Q: Is lysine a suitable buffer at acidic, neutral, or basic pH range, and why?

A: The amino acid consists of both amino and carboxylic groups. It can act as a buffer because it can…

Q: Which lipid sample (butter/oil is soluble or miscible in water? Explain.

A: Lipids are a major class of biomolecules. Lipids are differentiated from other organic molecules…

Q: Can a peptide act as a buffer? If so, why?

A: Peptides are the sequence of amino acid residues which are linked by formation of peptide bond…

Q: How many grams of NaCl are required to prepare 100 mL of a solution of 1 M NaCl? (NaCl molecular…

A: Introduction Solution using the formula :   Molarity=moles of soluteVolume of solution(in L)=nVAlso,…

Q: How is the molality of a solution different from its molarity?

A: A solution is composed of solute and solvent. The relative amount of solute and solvent present in a…

Q: if pH level of solution changes from pH 5 to pH 2, how much acidity increased in that solution and…

A: pH is the scale that indicates whether an aqueous solution is acidic or basic.  Mathematically, pH =…

Q: An aqueous solution contains 0.448 M dimethylamine ((CH3)2NH). How many mL of 0.240 M hydroiodic…

A: Buffer solution contains a mixture of weak acid and its conjugate base or weak base and its…

Q: Another characteristic of modern buffers such as HEPES is that their pH changes little with changes…

A: Base and acid both interact with each other and form salt and water. They both are used in everyday…

Q: Determine the pH of a solution composed of 1 M acetic acidand 1 M sodium acetate.

A: pH is a scale that is used to specify the acidity or basicity of an aqueous solution. Acidic…

Q: calculate the molarity of the oxalic acid standard solution.

A: The  reaction of oxalic acid with NaOH can be written as: H2C2O4(aq) + 2 NaOH(aq) → Na2C2O4(aq) + 2…

Q: Which of the following solutions has the greatest concentration of hydroxyl ions [OH-]? Select one:…

A: A solution can be acidic or basic depends upon the concentration of H+ or OH- ions.

Q: What is the molarity of the following solution: 47g of KCl dissolved in enough water to give 375 mL…

A: Molarity (M) is the amount of a substance in a certain volume of solution and is also known as the…

Q: What is the pH of a buffer prepared by adding 30.0 mL of 0.25 M acetic acid (CH₂COOH) (K. = 1.7 x…

A: The pH of a buffer prepared by adding 30.0 mL of 0.25 M acetic acid to 125.0 mL of 0.15 M sodium…

Q: What do buffers do? Describe a buffer system in the human body. Why is this important?

A: It is critical for the body to operate effectively that pH management is strict, with the body…

Q: What is the correlation in hydration of proteins between the average weight and the ph? see the…

A: Myofibrillar protein : These are the main protein constituents of skeletal muscle tissue and…

Q: To minimize the sharp pH shift that occurs when a strong acid is added to a solution, is it better…

A: pH is the indicator of acidity of a system. A solution with pH less than 7 is considered acidic…

Q: If you added three proteins (Protein A, pI 5.0; Protein B, pI 6.0; Protein C, pI 7.0) to an anion…

A: The nature of the column depends on the volume and the concentration of the sample and the…

Q: alanine that would exist at the pH indicated below.

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Q: A saline solution contains 1.00 g of NaCl (molar mass = 58.55 g/mol) in 75.8 mL of solution.…

A: Given Values: Weight of the NaCl used to prepare saline solution = 1 gram The total volume in which…

Q: Which of the following is TRUE if pH is higher than the pka of the buffer? O [weak acid]…

A: A buffer is a solution that is composed of a weak acid and its conjugate base. The pKa value is the…

Q: If 4 mL of  1 M NaOH is added to 100 mL buffer, would it still be a usable buffer according to the…

A: A buffer can be destroyed by adding either a strong acid or a strong base in a large amount. The…

Q: Could the amino acid glycine serve as the basis of a buffer system? If so, in what pH range would it…

A: The weak acid or weak base acts as a buffer system under certain circumstances. Glycine is neither…

Q: If your 16x concentrated stock solution contains 20g of Nacl per liter, how much NaCI would one…

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Q: Which of the following match buffer solution: A- Consists of a mixture of a weak acid and its…

A: Introduction: The solution is a mixture of two compounds in which one dissolves the other. The…

Q: What is the pH of a 0.25 M solution of acetic acid, Ka = 1.8 x 105. What percentage of the acid is…

A: Buffer solutions often are weak acid/strong acid and conjugate base. buffers resist the…

Q: Explain the difference in the melting points of the linoleic acid and linolenic acid:

A: The fatty acids are the compounds that are also present in the cell membranes and allow for the…

Q: A buffer solution consisting of citric acid and citrate in a ratio of 5:1 maintains the pH at 7.4.…

A: The buffer solution is any solution that contains mixture of weak acid and its conjugate base or…

Q: An appropriate biochemical buffer should have charges in both conjugate acid and conjugate base…

A: Buffer solutions often are weak acid/strong acid and conjugate base. buffers resist the change…