What is the [CH3COO−]/[CH3COOH] ratio inan acetate buffer at pH 4.00?
Q: What is the pH of a 0.2 M solution of ammonium nitrate (NH4NO3)?
A: Ammonium nitrate is the salt of a weak base and a strong acid hence it is slightly acidic due to…
Q: What are woronin bodies?
A: The types of fungi that possess Woronin bodies include species of industrial importance, such as…
Q: An acid with a p K a of 8.0 is present in a solution with a pH of 6.0. What is the ratio of the…
A: According to Henderson-Hasselbalch equation pH = pKa + log [A-]/[HA] Given values…
Q: Consider the following dipeptides: TY SW HF LC LR How many of the dipeptides in this group that…
A: Amino acids are monomers that make up peptides. Amino acids found in proteins are α-amino acids.…
Q: Calculate the cocentrations of acetic acid (pKa = 4.76) and sodium acetate necessary to prepare a…
A:
Q: It is possible to make a buffer that functions well near pH7 using citric acid, which contains only…
A: Citric Acid is a type of weak acid with a pH of 3 to 6 and is commonly used as a buffering agent,…
Q: Will salt crystals dissolve in pure methanol or pure water?
A: Himalayan salt lamps are improving lamps you can purchase for your home. They are cut out of pink…
Q: Explain how do you prepare a 25-mL solution of 1 mg/mL cholesterol stock?
A: Given Values: Volume = 25 ml Concentration = 1 mg/ml
Q: What is indolacetic acid(IAA)?
A: Hormones are the chemical messenger that regulates various functions of the body of an organism and…
Q: What is the approximate net charge of carnosine at pH 7.
A: Carnosine is a dipeptide, and is also known as beta-alanyl-L-histidine. It is made up of…
Q: What must be added to pure water to decrease the OH- concentration? To decrease the H+…
A: When the concentration H+ and OH- ions are equal, the concentration of each is 10-7 M or molar, and…
Q: hat is the condensed formula of the products obtained from complete hydrolysis with the picture?
A: Background information for lipids Lipids are a group of compounds that are oily or greasy in…
Q: In solution, glucose exists predominantly in the cyclic hemiacetal form, which does not contain an…
A: Glucose is the carbohydrate source. The glucose can be hemiacetal or hemiketal. They are formed when…
Q: What is the pH of a 0.00550 M solution of HCl?
A: Strong acids completely disassociated into ions in solution but weak acids do not. The pH of the…
Q: What is the pH of a solution that has OH– concentration of 10-9 M?
A: pH is a scale value which is used to determine the acidity or basicity of the solution. The Acidic…
Q: What is the pH of a solution with a hydroxyl ion (OH-) concentration of 10^-10M?
A: pH is defined as the negative decimal logarithm of concentration of hydrogen ion in a solution. It…
Q: what is the cost the cost in total d carbon chain stearic acid?
A: Fatty Acid Oxidation (Beta-oxidation) To generate energy from fatty acids, they must be oxidized.…
Q: How many molecules of NaCl are there in 5.0 mL of a 5 M (mol/L) solution of saltwater?
A: Given Values: Volume of NaCl = 5 ml Concentration of NaCl = 5 M Molecular weight of NaCl = 58.44…
Q: If glucose, phosphate, and glucose-6-phosphate arecombined in concentrations of 4.8, 4.8, and 0.25…
A: Glucose is converted to glucose-6-phosphate by hexokinase in the first step of glycolysis. The…
Q: Give full reaction for the synthesis of Diclofenac sodium
A: Diclofenac Sodium is the sodium salt of diclofenac, a benzene acetic acid derivate and NSAID with…
Q: what is the function of Sodium dichlorophenolindophenol with relation to vitamin c?
A: Vitamin c is made up of a chemical called ascorbic acid with the C6H8O6 as the molecular formula.…
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: How many moles of Na2S2O3 would be required to react completely with 0.450 g of AgBr?
A: As it is given, Na2S2O3 is reacted with the AgBr, the balanced reaction is shown below: 2Na2S2O3 +…
Q: is the ph of 1.0 M with the concentration
A: The level of acidity is determined by the pH. It is used as an indicator to determine the…
Q: What is the ratio of concentrations of acetate ion and undissociated acetic acid in a solution that…
A: pH is a measure of the hydrogen ion concentration in a given solution. It is scale and the value…
Q: Consider the following dipeptides: AC HE TG LR VK How many of the dipeptides in this group that…
A: An ion-exchange column is a chromatography method to separate molecules based on charge. An anion…
Q: Define the following: - pH - Buffer - pKa
A: An acid-base reaction takes place between an acid and a base and is used to determine pH. An acid is…
Q: A 5 ml vial of the hydrocortisone is having 2% (w/v) concentration. How many vials will be required,…
A: Given, 5 ml vial of the hydrocortisone is having 2% (w/v) concentration 2% (w/v)= 2g hydrocortisone…
Q: What is the ratio of TRIS/TRIS-H+ in a TRIS buffer at pH 8.7?
A: TRIS is tris aminomethane. It is an organic compound. It is mostly used as a component of buffer…
Q: What is the equivalent of 7 ppb in µg sol/L?
A: ppb means parts per billion.
Q: What is the pH of a 0.0025 M solution of HCl?
A: pH is the quantitative measure of the acidity or basicity of aqueous or other liquid solutions. and…
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: What is Pindolol durg stability in various ph, temperature, and other condition?
A: Pindolol is in a group of drugs called beta-blockers which affect the heart and circulation-blood…
Q: What is the molarity of a solution with 100 g fructose dissolved in 0.7 L water?
A: Fructose is a carbohydrate or a sugar molecule and is a monosaccharide. It is found mostly in…
Q: What is the predominant ionic form of ribose-5-phosphate at physiological pH? Would…
A: Ribose-5-phosphate is required by a cell for various functions like the synthesis of nucleotides and…
Q: Why is picric acid used for burns? Explain the principle involved
A: Cells are the basis of life. Cells give rise to tissues and organs. Organs that work towards the…
Q: How many grams of sucrose (molecular weight = 342 g mole−1) would you dissolve in water to make a…
A: Molarity = no. of moles of solute / liters of the solution
Q: What is the concentration of H+ and OH- at pH 2, 6, and 12?
A: The question asks to find the concentration of H+ and OH- at:(A). pH 2(B). pH 6(C). pH 12
Q: What is the chemical formula of palytoxin?
A: A toxin is a substance produced by cells of microbial species, plant species, or animal species that…
Q: For each of the following chemicals, name the general class they belong to, discuss their solubility…
A: Whether a substance is soluble in water depends on its polarity. Since water is a polar molecule, it…
Q: ionisable group of phenazopyridine
A: Phenazopyridine is basically an oral urinary analgesic medicine that helps in relieving pain . It is…
Q: What is the pH of a glycine solution in which the alpha-carboxyl group is one third dissociated?…
A: Henderson-Hasselbach equation is used in chemistry and biochemistry to calculate the pH of 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 is respiratory quotient? Calculate the respiratory quotient for each of the following…
A: Note: Since you have posted a question with multiple subparts, we will solve the first three…
Q: What is the pH of a buffer solution made by dissolving 0.10 mol of formic acid, HCOOH, and 0.10 mol…
A: Since a weak acid dissociates partially in an aqueous solution, the magnitude of dissociation is…
Q: What is the advantage of Benedict’s solution over Fehling’s Solution?
A: Carbohydrates are one of the major components of food intake. They are made up of carbon, hydrogen,…
Q: Why is the thick blood smear left unfixed in methanol?
A:
Q: What quality of zwitterions makes them desirable buffers?
A: A buffer is a solution that can withstand pH changes when acidic or basic components are added. It…
What is the [CH3COO−]/[CH3COOH] ratio in
an acetate buffer at pH 4.00?
Trending now
This is a popular solution!
Step by step
Solved in 2 steps with 1 images
- What is the ratio of TRIS/TRIS-H+ in a TRIS buffer at pH 8.7?The pl of alkaline phosphatase is 4.5; the pl of the DEAE cellulose is 10.5. We used a buffer of pH 7.4 to run a DEAE-cellulose as anion exchange column? Explain how did this work?What are the components of a lysine buffer at pH 9.2? Refer to the following forms of lysine: A H B H H H H;N-C-COOH H;N-C-coo- H,N-C-c0- H,N-C-coo- CH2 CH2 CH2 CH. CH2 CH, pk-2.17 pk=4.04 pk=12.48 CH, CH, ÇH2 CH, CH. CH, CH, CH. CH, CH, NH, NH, NH, NH, . A and B .C and D .B and C . A and D B and D
- What is the predominant ionic form of ribose-5-phosphate at physiological pH? Would ribose-5-phosphate be a good biological buffer for cells?What is the pH of a 0.25 M solution of acetic acid, Ka = 1.8 x 105. What percentage of the acid is dissociated?It is possible to make a buffer that functions well near pH7 using citric acid, which contains only carboxylate groups. Explain.
- Given the titration curve of the hypothetical polyprotic acid X at 0.100 M concentration (pKa1=4.0, pKa2=8.0, pKa3=12.0) titrated with 0.600 M NaOH, identify the pH at point C, H, E, and M.What mass of sodium glycolate (NaC2H3O3) should be added to 400.0 mL of 1.00 M glycolic acid to produce a buffer solution with a pH of 4.00? Ka = 1.47 x 10-4. Please indicate the full solutions.What is the pH of a 0.150 M solution of acetic acid (pK₂ = 4.75) at 25 °C?
- What is the ratio of [isocitrate] to [citrate] under cellular conditions at 37°C?What is the pH of a glycine solution in which the alpha-carboxyl group is one third dissociated? Given pka1=2.3, pka2=9.6What is the ratio of concentrations of acetate ion and undissociated acetic acid in a solution that has a pH of 5.12?