what does it mean that the pH scale is logarithmic?

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: 22. If 75 mls of 0.02 M HCI is added to 425 mls of 0.5 M glycine buffer at pH 10.4, what is the…

A: Here given that, there is 425 mL of 0.5M glycine buffer at pH 10.4425 mL is equal to 0.425 L…

Q: ketch a titration curve and the structures of the major ionic forms of glutamic acid that exist in…

A: The proteins are composed of twenty naturally occurring amino acids connected via peptide bonds.The…

Q: What is the concentration of hydrogen ions [H+] in a solution that has a pH of 2? (write out using…

A: The pH, a standard unit that is used to specify whether an aqueous solution is acidic or basic, is…

Q: What is the molarity of a NaOH solution if 48.0 mLneutralizes 35.0 mL of 0.144 M H2SO4?

A: An acid–base reaction is a chemical reaction that occurs between an acid and a base. It can be used…

Q: what is a hydration number

A: Hydration refers to the interaction of a molecule or substance with water. Water interacts with…

Q: What is the pH of a solution of 4.1 x 10-8 M NaOH in otherwise pure water?

A: The objective of this question is to calculate the pH of a solution of sodium hydroxide (NaOH) in…

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 final concentration if 239mL of a 3.9M glucose solution is diluted to a volume of 842mL?

A: To solve this we will use the formula - M1xV1= M2xV2

Q: One liter of a 0.1 M Tris buffer (pKa of Tris = 8.3, see Table 2.4) is prepared and adjusted to a pH…

A: Given Values: pKa of tris = 8.3 pH of the buffer = 2.0

Q: Calculate the pH of a solution containing 0.0314 M malic acid and 0.020 M potassium hydrogen malate.…

A: Given Values: Ka1 = 3.48×10-4 Ka2 = 8×10-6 Conc. of malic acid = 0.0314 M Conc. of potassium…

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 boiling point of 0.800 m lactose in water? (Kb for water is 0.512°C/m) °C

A: The boiling point is defined as the temperature at which the vapour pressure of a liquid is equal to…

Q: Which of the twenty naturally occurring amino acid side chains are charged at a pan of 1.00? pH of…

A: Amino acids can be defined as organic compounds which comprise of both amino & carboxylic acid…

Q: hosphate buffers are commonly used to mimic biological systems. Given that phosophoric acid is a…

A: Phosphate Buffer System consists or made up of:- Sodium  Dihydrogen Phosphate & Disodium…

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 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 molarity of 25.79 g of Cl2 dissolved in 500 mL of solution. (Hint: convert from grams to…

A: Molarity is the concentration of a chemical species of a particular solute in a solution in terms of…

Q: What mass of sodium glycolate (NaC2H3O3) should be added to 400.0 mL of 1.00 M glycolic acid to…

A: We are given, [C2 H4 O3] = 1.00 M, Volume= 400.0 mL, pH = 4.00

Q: How much of a 5x buffer and how much water should be added to make 1 L of a 1x solution

A: For application, it's normally diluted to a "1X" concentration. A 5X concentrated solution, for…

Q: A 0.0284 M aqueous solution of lactic acid, HC3H5O3, a substance that accumulates in the blood and…

A: Ka represents the acid ionization constant, or the acid dissociation constant, which denotes the…

Q: Concanavalin (ConA) is a 25.5KDa protein with pl of 4.7 and optical absorbance (A 0.1% 289) of 1.14.…

A: Proteins are polymers of amino acids with specific molecular weight and pI (isoelectric point, pH at…