The Kp of ethylamine is 4.30 x 104. What is the pH of a 0.08457M aqueous solution of ethylamine? CH3CH2NH2(aq) + (H2O() CH3CH2NH3*(aq) + OH (aq)

Q: The pH of a half-neutralized solution of a weak acid is 4.3. What is the dissociation constant (Ka)…

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Q: Calculate the energy released for the consumption of 350mL of 6.5 M LIOH in the following…

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Q: What is the pH and pOH of a 28% KH2PO4?

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Q: The pH of an aqueous solution of 5.35x102 M hydroselenic acid, H2Se (aq), is ? For H2Se Ka1 =…

A: The pH of a solution is guided by the concentration of the hydrogen ions.pH=-log10H+

Q: The pH of human blood is steady at a value of approximately 7.4 owing to the following equilibrium…

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Q: The pH of black tea is 5.5, while the pH of Coke is 2.5. Which of the following correctly describes…

A: To know the concentration of H+ ion , pH scale is introduced  Negative logaritham of H+ ion…

Q: Consider the following at equilibrium for maleic acid: H,C,H,O, (aq) + H,0 (1) HC,H,O, (aq) + H,O"…

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Q: Milk of Magnesia, a suspension of Mg(OH)2, a laxative, can be used as treatment for constipation…

A: We will first calculate solubility of Mg(OH)2 using Ksp ,then find grams of undissolved substance…

Q: what is the pH of a 2.32 molar solution of NH4Cl(aq)? The Kb for NH3 is 1.2 x10^-5.

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Q: The pH of the fluid in the human stomach following a meal is generally around 1.5. What is the…

A: Given,  pH = 1.5 To find: hydrogen ion concentration, [H+]?

Q: A student determines that the value of pK, for HCN = 9.26 . What is the value of K,? a

A: Given  PKa for HCN   = 9.26  Ka    = ?

Q: TRIS (also known during medical use as THAM) is an organic compound used extensively in biochemistry…

A: "pH" tends to exhibit the actual potential of H+ ions in specified solution. The solution exhibiting…

Q: The pOH of an aqueous solution of 0.428 M acetylsalicylic acid (aspirin), HC9H7O4, is

A: Aspirin is a monoprotic weak acid with formula HC9H7O4. Hence it will dissociate partially as per…

Q: The pKa for the first protonation of nicotine (2) is 8.02. What is the pH and the fraction of…

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Q: 1. Identify the acid and base on the left side of the following equations and identify their…

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Q: What is the pH of a 0.455 M solution of lactate, (CH3)2 COO^-1. The pKa of lactic acid, (CH3)2 COOH…

A: Given - Concentration of solution of lactate (CH3)2 COO- =  0.455 M pKa of lactic acid  (CH3)2 COOH)…

Q: Lithium hypoiodite (LiOI) is the lithium salt of the conjugate base of hypoiodous acid. The Ka for…

A: Given: Ka for hypodious acid=2.3 x 10-11 Kb for hypoiodite anion=?

Q: a Consider sodium acrylate, NaC3 H3O2. K, for acrylic acid (its conjugate acid) is 5.5 x 10-. Write…

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Q: Galaulate the PH and the Pott FOR 9.6M solution OF MH₂ инз K. FOR NH3=1.97105

A: Here we are required to find the pOH and pH of 0.6M of ammonia solution

Q: What is the pH of a 0.20 M solution of CH3NH3NO3 at 25 °C? At this temperature, the Kp for CH3NH2 is…

A: Both given Ka and Kb are given, means this salt is a weak acid-weak base type salt. -PH or [H+] of…

Q: The acid dissociation constant K, of hydrocyanic acid (HCN) is 6.2 × 10 1". а -10 Calculate the pH…

A: In this question, we want to determine the pH of the Solution.  You can see details Solution below.…

Q: What is the pH of 0.03 M acid solution? The K, of the acid is 5x10-3? А. 1.5 В. 1.9 С. 2.0 D. 2.3

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Q: calcualate the pH of a 0.15 M solution of pyruvic acid ka of pyruvic acid is 4.1x10^-3

A: Given: Molarity or concentration of pyruvic acid = 0.15M Ka of pyruvic acid = 4.1 × 10-3

Q: TeO32-  + N2O4 --> Te + NO3-   How do you balance this solution in an acidic medium?

A: Given,                 The oxidation half-cell reaction is,                 The reduction half-cell…

Q: The acid constants of the polyprotic acid НЗASO4 are К_a1 %3D 5х10 ^-3, К_а2 - 8х10^-8, К_а3 %3D…

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Q: The concentration of CH3COOH (pKa=4.75) in vinegar is about 1.0 M. With this what do you predict the…

A: pH is the negative logarithm of Hydrogen ion concentration. pH of a solution can be calculated as:…

Q: As the pKb of a series of weak bases decreases, the strength of their corresponding conjugate acids…

A: Bronsted-Lowry acid-base theory: The Bronsted-Lowry acid-base theory states that the acid is a…

Q: Hydroxylamine, HONH₂, readily forms salts such as hydroxylamine hydrochloride which are used as…

A: According to the question we have, The concentration of the hydroxylamine (HONH2) is given by (c) =…

Q: When chiorine (Cl2) gas is added to water during the disinfection of drinking water, it hydrolyzes…

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Q: The Ką of hypochlorous acid (HCIO) is 3 x 108. What is the pH at 25.0 °C of an aqueous solution that…

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Q: CH;NH, is a weak base (Kp = 5.0 × 104), so the salt CH,NH,NO, acts as a weak acid. What is the pH of…

A: The pH of salt of strong acid and weak base can be calculated by  using formula

Q: The pOH of an aqueous solution of 0.313 M acetylsalicylic acid (aspirin), HC9H704-

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Q: The Kp of dimethylamine [(CH3)2NH] is 5.90×104 at 25°C. Calculate the pH of a 1.55x103 M solution of…

A: Given :  Concentration of (CH3)2NH = 1.55 × 10-3 M  Kb = 5.90 × 10-4  To calculate :-  pH of…

Q: (CH;), (CH,),NH) Fill in the left side of this equilibrium constant equation for the reaction of…

A: The base given is (CH3)2NH Since weak base reacts with water and produce conjugate acid and…

Q: What is the pH of a 0.248 M aqueous solution of potasslum acetate, KCH,CO0 at 25 °C? (K, for CH,COOH…

A: 1.) Potassium acetate is a salt of conjugate base of acetic acid. So we would draw ICE table and use…

Q: 6. Acid-Base Equilibria. If HNO, is added to water, how does [OH ] change? How does pH change? a Use…

A: For pure water,  [H+] = [H3O+]  Hydrogen ion is not stable so with water it form hydronium ion. [H+]…

Q: What is the pH of a grapefruit that contains 0.007 M citric acid solution (CH3O;)? CsH2Or(aq) +…

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Q: Glycine, the simplest amino acid, has both an acid group and a basic group in its structure…

A: pH is defined as the negative logarithm of the hydrogen ion concentration[H+]. That is…

Q: An aqueous 0.6 M solution of a weak base has pOH of 4.5, what is the pKb of the weak base?

A: Weak base dissociated less in solution

Q: Determine the pOH of a 1.567 M of NazSO3 solution. (Ka for HSO3 is 6.3 x 108)

A: Na2SO3 is a basic Solution , so we would Calculate Kb value and use given Concentration to calculate…

Q: A 0.437 M solution of a weak base has a pH of 11.94. What is the base hydrolysis constant, Kp, for…

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Q: The amino acid tyrosine has pKa = 2.20 for deprotonation of its carboxylic acid group. What are the…

A: Henderson-Hasselbalch equation establishes a relationship between pH of the solution and the acid…

Q: HCIO is a weak acid (K. = 4.0 x 10-8) and so the salt NaCIO acts as a weak base. What is the pH of a…

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Q: The first acid ionization constant of the oxoacid H;PO, is 8 x 10-2. What molecular structure do you…

A: H3PO2 is a monoprotic acid in aque.

Q: The simplest amino acid is glycine, H2NCH2CO2H. The common feature of amino acids is that they…

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Q: Calculate K, and pK, for water. H₂O acid (HA) + H₂O solvent H₂O+ + OH conjugate base (A)

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Q: at 25 degrees celcous, the Ka of HCO2H is 1.77 x 10^-4. What is the Delta G naught in kj/mol for…

A: Given : Ka of HCO2H = 1.77 X 10-4  And temperature = 25 oC

Q: Hydroxylamine, HONH2, readily forms salts such as hydroxylamine hydrochloride which are used as…

A: Since Kb of hydroxylamine is very less so it is assumed that reaction proceeds upto very less extent…

Q: Lithium dihydrogen borate (LIH2BO3) is the lithium salt of the conjugate base of boric acid. The Ka…

A: Given that -  Ka for Boric acid, H3BO3 = 5.8×10-10    Then, from following formula -  Ka . Kb = Kw =…