Calculate the pk, of an acid with K = 7.77 x 104.%3DА. 2.230О В. 3.110O C. 4.147D. 7.160O E. 10.089

pKa of an acid is the pH at which 50% of the acid is deprotonated or dissociated. +1/-1 pH unit…

Answered: Calculate the pk, of an acid with Ka =…

Science

Biochemistry

Calculate the pk, of an acid with Ka = 7.77 x 104.

Anatomy & Physiology

1st Edition

ISBN:9781938168130

Author:Kelly A. Young, James A. Wise, Peter DeSaix, Dean H. Kruse, Brandon Poe, Eddie Johnson, Jody E. Johnson, Oksana Korol, J. Gordon Betts, Mark Womble

Publisher:Kelly A. Young, James A. Wise, Peter DeSaix, Dean H. Kruse, Brandon Poe, Eddie Johnson, Jody E. Johnson, Oksana Korol, J. Gordon Betts, Mark Womble

Chapter26: Fluid, Electrolyte, And Acid-base Balance

Section: Chapter Questions

Problem 29RQ: At a pH of 7.40, the carbonic acid ratio is ________. a. 35:1 b. 4:1 c. 20:1 d. 3:1

See similar textbooks

Related questions

Q: For the following, calculate pka, and pka, of 1 Glycine, determine the 2 buffering regions, and…

A: Glycine is an amino acid with H-atom as the side chain. The isoelectric point of a amino acid (pI)…

Q: What is the Molarity of 10 grams of NaCl dissolved in 3L of solvent?

A: Molarity of the solution is equal to the number of moles of solute present in one liter of solution.…

Q: What is the molarity of a 30% solution of NaCI

A: Let us first define the percentage solution : 30% NaCl solution= 30% w/v solution = 30g/100 ml.Since…

Q: Calculate the cocentrations of acetic acid (pKa = 4.76) and sodium acetate necessary to prepare a…

Q: What is the ideal pH range?

A: higher concentrations of H+ ions

Q: Assume the energy of hydrogen bonds per base pair solution at 319 K. ratio - 283

A: 9.8.2016 Cresawn BIO 140 The Chemistry of Life I. Ionic Bonds a. So different, that electrons are…

Q: Determine the pH for the following solutions. {H3O+}=2.4x10^-2 M

A: p in pH denotes negative of the logarithm(-log). So pH is negative logarithm of molarity of H pH…

Q: The pH of human blood is buffered at 7.35 to 7.45. If the [OH-] of the blood sample is 6.3x10-6,…

A: Appropriate pH levels in and around living organisms and cells are essential for life on Earth. A pH…

Q: What is the molarity of a solution that contains 50.0 g of vitamin B1 hydrochloride (molar mass =…

A: When the ratio of the number of moles of solutes and per litre solution occurs, then the compound's…

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: How is Ka defined? Write the equation for Ka for the generalized acid HA.

A: Ka is considered as the equilibrium constant.

Q: Indicate the ionic species of phosphoric acid that predominates at pH 4, 8, and 11.

A: The acids are the molecules which donates hydrogen ions or accepts hydroxide ions when present in…

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: Calculate the pH of a buffer that contains 0.15 M MOPS anionic form and 0.25M MOPS zwitterion. The…

A: The zwitterion is the form of amino acid which has net charge of zero. The Henderson-Hasselbalch…

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: Determine the number of atoms in 30.0 g of P, with the correct amount of sig figs.

A: One mol of any substance is equal to avogadro number of molecules or atoms. In such cases you are…

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: For a weak acid with a pKa of 6.0, calculate the ratio of conjugate base to acid at a pH of 5.0

A: The Henderson-Hasselbalch equation helps to describe the derivation of pH as a measure of acidity in…

Q: The OH ] of a solution can be determined from the pOH using the equation OH"]= 10" POH

Q: determine the pKa of the acid and ph of the buffer sol'n of a buffer mixed with 0.1 M tris and 0.5 M…

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

Q: What does pH measure?

A: pH is defined as a measuring scale used to measure the two nature of solution as acidic and basic.…

Q: If a 0.2g of oil consumed 1ml of sodium thiosulphate, calculate its Iodine value and classify the…

A: Lipids are classified into fats, oil, and wax. Fats are also called triglycerides, where three fatty…

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: Determine the fluoride ion concentration for a saturated solution of magnesium fluoride. K sp = 7.4…

Q: Calculate the protein concentration (in mg/ml) of an unknown sample with an absorbancy value of…

A: Bradford method of protein estimation is quick and simple method of protein estimation using…

Q: Estimate the pH of a solution prepared by dissolving 1.0 × 10-10 mole of a strong acid in a liter of…

A: Analyze: We are asked to determine the pH of a solution prepared with a strong electrolytes that…

Q: Write the Henderson-Hasselbalch equation for a propanoic acid solution (CH,CH,CO,H, pK, = 4.874).…

Q: 2.2 Assuming that the final volume of the solution after the titration is exactly 5 mL, determine…

A: Molarity(M) = [moles of solute(n)]÷[litres of solution (v)] Atomic mass of sulpher= 32+(16×4) =96.…

Q: Find the number of moles for acetylsalicylic acid when the mass is 5.08g.

A: Also known as Aspirin, acetylsalicylic acid (ASA) is a usually a drug used for the treatment of pain…

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: Determine the molar mass of Mg(OH)₂. Provide an answer to two decimal places.

A: Molar mass is calculated with the help of atomic masses.

Q: Explain the basis of the formula for TDS, TSS and TS.

A: TDS is defined as the portion of organic and inorganic solids passing through the same filter.

Q: Calculate the pH of the solution that results following addition of 10 mL of 1 M NaOH to 40 mL of 1…

A: Henderson-Hasselbalch equation gives the pH of the solution and relates to the concentration of…

Q: Describe the preparation of 2.00 L of 0.100 M glycine buffer, pH 9.0, from glycine and 1.00 M NaOH.…

A: Molar concentration is a measure of the concentration of a chemical species, in particular of a…

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: 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: Balance the following equation, and tell how many moles of nickel will reactwith 9.81 mol of…

A: The balanced chemical equation is a chemical equation in which both sides of equation contains equal…

Q: Write the equation for the dissociation (separation) of water and label the hydrogen & hydroxide…

A: When water dissociates, one of the hydrogen nuclei leaves its electron behind with the oxygen atom…

Q: Three buffers are made by combining a 1M solution of acetic acid and a 1M solution of sodium acetate…

A: Given Values: Ka of acetic acid = 1.7×10-5 The concentration of acetic acid stock solution = 1 M The…

Q: Calculate the molarity of dilute Ca(OH)2 solution if the titration of 30.00 mL of 0.05231 M HCl…

A: Given : 30.00 mL of 0.05231 M HCl For this , n 2=1 as 1 hydrogen ion is present V2= 30 ml M2 =…

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: 10 Determine the Hill coefficient for the following binding data using a linear method. [L] in…

A: The Hill plot is a graph graph which enables us to check whether the protein in question exhibits…

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: If a sukfuric acid solution is titrated with the above sodium hydroxide soultion, it reqires 45.20…

A: Acid-base titration: This is a standard procedure to measure the concentration of unknown acid/base…

Q: 23. Which of the following can be measured by pH meter?

A: The correct answer is A . H Ions activity .

Q: The pOH of a basic solution is 3.75. What is [H⁺]?

A: pH= 14-pOH =>pH= 14-3.75= 10.25 The [H+] ion concentration is inversely proportional to its pH.…

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…

Question

Calculate the pk, of an acid with K = 7.77 x 104.
%3D
А. 2.230
О В. 3.110
O C. 4.147
D. 7.160
O E. 10.089

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

SEE SOLUTION Check out a sample Q&A here

Similar questions

At a pH of 7.40, the carbonic acid ratio is ________. a. 35:1 b. 4:1 c. 20:1 d. 3:1
Determine and report the pressure of collected hydrogen gas in atmospheres. Report this result to one more digit than allowed by applying the rules of significant figures. (1 atm = 760 mm Hg, an exact conversion factor.) Determine the moles of hydrogen collected by substituting the appropriate quantities into the ideal gas equation and solving. Report this result to one more digit than allowed by applying the rules of significant figures. Notes: the gas temperature is the same as the listed temperature; R = 0.082057 L-atm/mol-K. Be mindful of units. Determine the experimental atomic mass of Cu. Round this result to the correct number of significant figures. Determine the percent relative error (= ????????????−?h????????? ? 100). The molar mass of Cu is 63.546 g/mol. Mass of copper before electrolysis 6.008 g Mass of copper after electrolysis 5.860 g Volume of H2 collected 58.9 mL Pressure of H2, PH2 720.8 mm Hg Temperature 24.0 oC
Use Beer Lamberts law to calculate the concentration of oxidised DCPIP A= 600 L = 1cm K = 11800 M^-1
If HCO, is 24 mEq/L, and PaCO2 is 40 mmHg calculate the pH.
A sample of 8.00 mol of gas in a 10.00 L container is at 45.0 °C. What is the pressure (in atm) of the gas?
If 4.00 L of ethyl alcohol at 18.0 ⁰C is exposed to a temperature of 25.0 ⁰C, what is the resulting volume? (Alcohol: β = 1100x10⁻⁶ / ⁰C) * a. 4.03 L b. 4.31 L c. 0.308 L d. 0.0308 L
What volume of 0.10NH2 SO3 will be required to neutralize a solution containing 10.0grams of Ca(OH)2?a) 0.27Lb) 27Lc) 2.7Ld) 270L What volume of 1.5N NaOH is needed to react with 25ml 4.0N HCl?a) 66.67mlb) 6.67mlc) 50mld) 70ml
A helium gas cylinder of the sort used to fill balloons has a volume of 0.180 m3 and a pressure of 150 X 105 Pa (150 atm) at 298 K (25 °C). How many moles of helium are in the tank? How many grams?
40.00 mL of 0.1100 M HCl is diluted to 100 mL with H2O and titrated with 0.1M NaOH. Calculate the pH after addition of the following volumes(mL) of titrant. d) 40.00 e) 43.95 f) 44.00 g) 44.05 h) 50.00. Plot the titration curve. Select an indicator from the table found in your book.
15.0 L of an ideal gas at 298 K and 3.36 atm are heated to 383 K with a new pressure of 6.05 atm. What is the new volume in liters?
A 23-year-old male from San Diego, collapses in the mountains of Utah while participating in a marathon. Upon admittance to the ER, ABGs are drawn. The results are as follows: pH 7.52; HCO3- 23 mEq/L; pCO2 29 mmHg what is the compensation?
What volume of 2mg/mL BSA stock is needed to make 40uL of 100ug/mL BSA? Group of answer choices A) 2000uL b) 38uL c) 2uL D) 5uL E) 0.8uL