what is the pH of a solution with a H+ concentration of 1.44 x 10-3 M

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: Morphine (C17H19NO3), a narcotic used in painkillers, is a weak organic base. If the pH of a 7.0 x…

A: Henderson-Hasselbalch equation is used to estimate the pH of buffer solution. The numerical value of…

Q: 9. 3 μL of a 45 mM stock solution of a substrate is added to 8 mL of water. Calculate the following…

A: The objective of this question is to calculate various parameters related to a solution of a…

Q: Consider the titration of a 23.0-mL sample of 0.110 M HC2H3O3 (Ka=1.8\times 10−5) with 0.120 M…

A: volume of base required to reach equivalence point = (0.110 M x 23 ml)/0.120 M = 21.1ml of NaOH pH…

Q: You need to prepare an acetate buffer of pH 5.43 from a 0.621 M acetic acid solution and a 2.95 M…

A: At equilibrium  0.40875 - x moles of acid  x moles of its conjugate base. Initial moles of CH3COOH…

Q: How much sodium formate (HCOONa, 68.0069 g/mol) do you need to add to 400. mL of 1.00 M formic acid…

A: Given: Volume of formic acid = 400. mL pH=3.500 Ka = 1.77 x 10¯4 To calculate: Mass of sodium…

Q: Guanosine (C10H13N5O5) in solution has a maximum absorbance at a wavelength of 275 nm. The molar…

A: The Absorbance of a molecule/substance is related to its concentration and the path length of the…

Q: How much water must be added to 300 mL of an aqueous solution of 0.2 M acetic acid in order to…

A: Given : 0.2 M acetic acid solution , volume 300 ml Let C1 = 0.2 M C2 = concentration of acetic acid…

Q: The pl of alkaline phosphatase is 4.5; the pl of the DEAE cellulose is 10.5. We used a buffer of pH…

A: Ion exchange chromatography is a chromatographic separation techniques based on the charge of the…

Q: What is the pH of a solution that has an H¯ concentration of 1.75 x 10° mol/L

A: pH is the measure of the acidity or basicity of a medium.  It is measured as the negative logarithm…

Q: How many grams of sodium chloride are needed to make 0.60L of 2.3M sodium chloride solution

A: The concentration of a solution is expressed in molarity. Molarity is defined as the number of moles…

Q: Calculate the pH of a mixture of 0.25 M acetic acid and 0.20 M sodium acetate. The pKa of acetic…

A: The Hasselbalch-Henderson equation is used to estimate the pH of a buffer solution. The numerical…

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 pH of a 6.7 × 10⁻⁶ M HBr solution?

A: Hydrobromic (HBr) acid is considered a strong acid, which means it gets completely dissolved into an…

Q: A 0.200 M solution of a weak monoprotic acid (HA) has a pH of 2.35. What is the value of K of this…

A: The final answers are: Ka​=9.977∗10−5Percent ionization =2.2335% Explanation:Step 1:The equation is…

Q: Consider a mixture of two proteins with molecular weights of 20,000 and 200,000. For simplicity of…

A: Sedimentation Coefficient is the rate per unit centrifugal field experienced by the particle…

Q: The glass electrode used in commercial pH meters gives an electrical response proportional to the…

A: A buffer solution is a watery arrangement comprising of a combination of a frail acid and its…

Q: A solution of Na2CO3 contains 53g of solute in 200ml of solution. What is the molarity of this…

A: The concentration of a solution can be expressed in terms of molarity. Molar mass is defined as the…

Q: A 110.0value - mL buffer solution is 0.255M in NH3 and 0.395 M in NH4Br. The Kb alue for NH3 is 1.76…

A: Step 1: Given:Volume:  110 mL Concentration of NH3 = 0.255 MConcentration of NH4Br = 0.395 MKb of…

Q: You need a buff er at pH 7.5 for use in purifying a protein at 4°C. You have chosen Tris, pK 8.08,…

A: pH affected by a change in temperature.

Q: What kind of buffer would you make with a optimal activity at ph 4.30?

A: A buffer is defined as an aqueous solution that has a mixture of a weak acid and its conjugate base…

Q: Thimerosal Tincture USP contains 0.1% w/v thimerosal and 50% v/v ethyl alcohol. If the cap is left…

A: The objective of this question is to determine the concentration of thimerosal in the evaporated…

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: If an unknown solution of cobalt (II) chloride has an absorbance of 0.79, what is its concentration?…

A: The Beer’s Law plot is a graphical representation of the relationship between the absorbance and the…

Q: Suppose you wanted to make a buffer of exactly pH 7.00 using KH2PO4 and Na2HPO4. If the final…

A: The buffer solution is a solution which resists any change in pH on addition of small amounts of…

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 pH of a 5.9 × 10⁻⁶ M HBr solution?

A: Hydrobromic acid, HBr is  an extremely strong acid, one that ionizes completely ionizes completely…

Q: What is the pH of a solution of 100 ml of 0.01 M H3PO4 and 100 ml of 0.01 M Na3PO4?

A: A buffer is an aqueous solution containing a weak acid and its conjugate base or a weak base and its…

Q: s the pH of a 0.0001 M solution of hydrochloric

A: [H+]=0.0001=10-4 pH=-log[H]+ pH=4

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: given a stock solution of 10% dextrose, how would you make 5 mL of a 0.9% dextrose solution? find mL…

A: Given Values: The concentration of the stock solution of dextrose = 10% Concentration of the final…

Q: TE buffer consists of 10 mM of Tris-Cl, pH 7.6 and 1mM of EDTA, pH 8.0. You need to prepare 3L of TE…

A: Given Values: The concentration of the stock solution of Tris-Cl = 500 mM The concentration of the…

Q: In order to make a solution of the concentration 0.364 M, what mass of NaCl should be dissolved in…

A: The number of moles of a solute dissolved in one liter of solution is called molarity.

Q: A buffer solution is composed of 1.00 mol of acid and 1.75 mol of the conjugate base. If the p pH of…

A: The pH of a buffer solution is determined by the balance between the concentration of the weak acid…

Q: You just made a 1.5M permanganate solution. What concentration is your potassium permanganate…

A: Concentration of a solution is the amount of solute dissolved in the given amount of solvent for a…

Q: What is the pH of an aqueous solution with {H3O+} = 6x10-12

A: pH is logarithm of the reciprocal of the H+  or H3O+ ion concentration in a solution that is…

Q: A mass of 50g of sulfuric acid, H2SO4 is dissolved in water to prepare of 0.5M solution. What is the…

A: Thank you.

Q: Calculate the [OH] and the pH of a solution with an [H] = 5.6 x 10-10 M at 25 °C. [OH] = pH =…

A: We are authorized to answer one question at a time, since you have not mentioned which question you…

Q: Calculate the boiling points of a 8.50 m aqueous solution of fructose. Boiling point constants can…

A: Formula for boiling point: ∆Tb=Kbmwhere,∆Tb= change in boiling pointkb= boiling point constantm=…