The following table shows the structures of some organic molecules together with their pKa values. Write the ionization reaction, they must take into account the hydrogen that is given off, the hydrogen acid. What is the strongest acid? Propose an explanation to justify the difference in acidity values

Q: . Write the base dissociation reaction (equilibrium) for benzoate ion (C,H$CO2) in water; (remember,…

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Q: Predict the acid strengths of the following compounds: H2O,  H2S & H2Se

A: The strength of any acid is directly proportional to the tendency of acid to release H+ ions in the…

Q: Reacting GeO2 with H2O forms the tetraprotic (four H+ ions) acid, H4GeO4.  On a piece of paper,…

A: Reacting GeO2 with H2O forms the tetraprotic (four H+ ions) acid, H4GeO4.  The chemical equations…

Q: The base-dissociation constant, Kb, for pyridine, C5H5N is 1.4x10-9. The acid- dissociation…

A: Acid is a chemical compound that gives hydrogen ion in water. The base gives hydroxide ion in water.

Q: Compare the pH of propionic acid and nitric acid when they are dissolved in water at a concentration…

A: Given: Concentration of both the acids = 20 mM or 20×10-3 M To find: pKa, pH and percent…

Q: 4. For the following sets of compounds, place the compounds in order of increasing acidity, and…

A: Carboxylic acids are acidic in nature. The hydrogen attached with the oxygen atom of carboxylic acid…

Q: Phosphoric acid (H3PO4) is tribasic, with pKa's of 2.14, 6.86, and 12.4. The charge of the ionic…

A: Given: pKa's of phosphoric acids are 2.14, 6.86 and 12.4. And the pH of the solution = 8

Q: The product of protonation of the bicarbonate ion (HCO3-) is carbonic acid (H2CO3), which rapidly…

A: Bicarbonate is an intermediate form by the deprotonation of carbonic acid. It is a polyatomic anion…

Q: 2. In both instances below, order the acids by increasing pKa a) Al(OH)3 H3ASO, HCIO3 H3PO4 B(OH)3…

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Q: Give a few comment notes on Different dissociation constants of weak acids observed from the…

A: Dissociation constants: It is the quantitative measurement of strength of acid in aqueous medium. It…

Q: Assume that you have two unlabeled bottles, one of which contains phenol (pKa = 9.9) and one of…

A: Acid is a substance which is capable of donating a proton or capable of accepting lone pair of…

Q: 6) The corresponding conjugate acid of CgH11NO4²- is (C6H13NO4, C6H12NO4', C6H12NO4, C6H13NO4'). Two…

A: The conjugate acid of any compound is the compound form after addition of proton i.e H+.

Q: The pKa of acid HX is 6.02, and the pka of acid HY is 3.76. We can conclude that the Kp value of…

A: The larger the PKa value, stronger is the Acid and a weak base. Smaller the PKa value weaker is the…

Q: Given that the Ka value for acetic acid is 1.8 × 10−5 and the Ka value for hypochlorousacid is 3.5 ×…

A: Given: Ka of acetic acid = 1.8 x 10-5 Ka of hypochlorous acid =3.5 x 10-8

Q: Calculate the pH for a mixture of one mole of benzoic acid andone mole of sodium benzoate. The pKa…

A: When a weak acid and its conjugate base are present, it forms a buffer solution similar to the…

Q: Construct the expression for Ka for the weak acid, HC,H,04. HC,H,0,(aq) + H,0(1) = H,0*(aq) +…

A: Given, given chemical reaction as follows,HC9H7O4(aq)+H2O(l)⇌H3O+(aq)+C9H7O4-(aq)we are asked to…

Q: Arrange these acids according to their expected pKa values.

A: The strengths of various acids can be determined on the basis of their pKa values. The negative…

Q: What is the acid dissociation constant Ka for its conjugate acid? If the base dissociation constant…

A: Conjugate acid of hypochlorite ion is,

Q: Consider two acids: HCO,H (formic acid, pKa = 3.8) and pivalic acid [(CH3)3CCO2H, pKa = 5.0]. (a)…

A: Given in the question, Formic Acid, HCOOH = pKa = 3.8 Pivalic Acid,, (CH3)3CCO2H = pKa = 5.0 As we…

Q: HN HN OH

A: The strength of an acid in an organic compound is directly proportional to the stability of the…

Q: Phenylacetic acid (C6H5CH2COOH, simplified here to HPAc is a monoprotic acid. It builds up in the…

A: First write reaction of phenylacetic acid with water and on basis of that reaction, find Ka and pKa…

Q: Oxalic acid (H2C2O4) is a diprotic acid with Ka1=5.6×10-1 and Ka2=1.5×10-4. Oxalate ion (C2O42-)…

A: To derive the value of Kb1 and Kb2 for oxalic acid in terms of Ka1 and Ka2 and Kw.

Q: Formic acid (HCOOH) is a monoprotic acid with acid dissociation reaction HCOOH(9) + H20(9 = HCO0Tag)…

A: The question is based on the concept of chemical equilibrium. We have been given formic acid whose…

Q: The Ka value for benzoic acid (C6H5COOH) is 6.3×10^−5 and for phenol (C6H5OH) the value of Ka is…

A: The dissociation constant of benzoic acid (C6H5COOH) and phenol (C6H5OH) can be written as follows:

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Q: Write the expression for the acid dissociation constant (Ka), and use the value of Ka as a predictor…

A: The dissociation constant or  ionization constant (Ka) of an acid indicates the strength of acids…

Q: The pKas of the conjugate acids of -OH (conjugate acid H2O) and HPO42- (conjugate acid H2PO4-) are…

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Q: Why do acids not show acidic behavior in the absence of water?

A: According to Arrhenius theory, acids are those compounds which when dissolved in water, dissociates…

Q: Complete the following acid-base reaction by giving the structure of the conjugate acid anc…

A: Interpretation: We have to write the acid - base reaction.

Q: a) Write down the Brønsted catalysis law equation and briefly explain. b) Sketch a diagram to show…

A: a) Brønsted catalysis law gives the relationship between the strength of acid and catalytic activity…

Q: Compare compounds I and I| and determine which of the following statements is more accurate. OH `OH…

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Q: Carboxylic acid has acidic functional group (-COOH) and Amine has basic functional group (-NH2).…

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Q: Like nitrogen and carbon, oxygen also shows this same hybridization effect on acidity. Both of the…

A: When an acid donates a proton, the species formed is known as conjugate base and when the base…

Q: A weak acid HA, has a pKa of 5.0. If 1.0 mol of this acid and 0.1 mol of NaOH were dissolved in one…

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Q: Consider the molecule, pentanoic acid which has a pKa of 4.81: H3C OH  Draw the predominate…

A: Given compound: Pentanoic acid pKa = 4.81

Q: provide an explanation of the graphs (a) and (b) the relationship of the biological activity of the…

A: Sulfonamide (also known as sulfa drugs) is the fundamental functional group of more than a few…

Q: -HO- + NaNH2 pKa = 9.89 pKb = 3.25 %3D %3D pKa of conjugate acid = 25

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Q: These two nitrogen atoms are potentially basic. Write the two products of the these N atoms with…

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Q: Consider the molecule, pentanoic acid which has a pKa of 4.81: H3C OH  Calculate the conjugate base…

A: From the Henderson-Hasselbalch equation, pH of a buffer solution is: pH = pKa + log([conjugate…

Q: Consider a diprotic acid with pKa values of 1.60 and 4.50, that is colorless when fully protonated,…

A: A question based on pH concept, which is to be accomplished.

Q: Write the acid dissociation constant expression (Ka ) for the dissociation of HCN.

A: Given  Acid  = HCN  Dissociation Constant Expression = ?

Q: Calculate the pKa of the weak acid HA, given that a solution that is 0.357 in HA and 1.24 in A- has…

A: Buffer solution is made of weak acid and it's conjugate base or weak base and it's conjugate acid.

Q: Given the reaction: Co32-+ H2PO4-HCO3+ HPO42-, identify the conjugate base co32- HCO3 H20 HPO42-…

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Q: At a certain temperature, a solution of methylamine at equilibrium is found to have concentrations…

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Q: 2. Aqueous dimethylamine of concentration 0.010 mol dm-3 has a pH. of 7.89 at 298K. Calculate, a)…

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Q: Write the chemical equation for the reaction of carbonic acid (H, CO,) with water and identify the…

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Q: B. Determination of the hydrolysis constant (or acid dissociation constant, Ka) of NH4+.

A: Given: Concentration of NH4Cl =0.01 M pH of the solution: 5.91 To determine: Hydrolysis constant of…