Methylamine (CH3NH2) has a Kb = 4.4 x 10-4. (Note the lone pair of electrons on the nitrogen atom) What is the pH of a 2.0 M solution of methylammonium chloride (CH3NH3Cl)?

Q: What is the pH of a solution that contains 0.1 M benzoic acid and 0.4 M potassium benzoate? The Ka…

A: Since on dissolving in water benzoic acid give below reaction  benzoic acid -------> benzoate ion…

Q: Consider an aqueous solution of trimethylamine. What is the pH of 0.53 mol L-1 (CH3)3N(aq)? Kb =…

A: The ionization reaction of trimethyl amine is as follows:

Q: What is the pH of a solution that contains 0.15 M benzoic acid and 0.45 M potassium benzoate? The Ka…

A: Assuming benzoic acid dissolves in water and produces y concentration of ions Since the reaction is…

Q: What is the pH of a system that is 0.40 M in NH3 and 0.80 M in NH4Cl? (Kb = 1.8 x10-5 )

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Q: The weak base (CH3)2NH has a Kb = 5.9 x 10−4 at 25 °C. a) Write out the chemical equation for the…

A: We have to write chemical reaction for protonation of given amine.   We have to predict the…

Q: Would you expect a solution of ammonium chloride (NH4Cl) to be acidic or basic when added to water?…

A: Introduction- For the salts of strong acids and strong bases, the pH of salt will be neutral that is…

Q: Calculate the pH and pOH of the following substances: 1. 0.3 M sulfuric acid (H2SO4) solution 2.…

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Q: What is the pH of a solution that is 0.400 M in formic acid and 1.00 M in sodium formate? Ka = 1.8 x…

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Q: What is the pH of an aqueous solution that is initially prepared as  0.40 M  Ca(ClO2)2 ?    Note:…

A: To calculate pH , we would use an ICE table for ClO2-.  For this first we would Calculate it's…

Q: What is the pH of a 0.350 M triethylamine, (C2H5)3N, solution?             Kb for triethylamine is…

A: Given, 0.350 M triethylamine  Kb for triethylamine is 5.3 *10-4

Q: The acid-dissociation constant of hydrocyanic acid (HCN) at 25.0°C is 4.9 x 10 -10. What is the pH…

A: pH is used to determine the concentration of hydronium ion.

Q: What is the pH of a 0.290 M solution of aniline (C₆H₅NH₂, Kb = 4.3 × 10⁻¹⁰)?

A: Find PH using ICE table and some farmula

Q: Calculate the pH of a solution that is 0.155 M in NH3 acid and 0.255 M in NH4Cl. The Kb of ammonia…

A: Weak acid and its conjugate base forms a buffer solution similar to a weak base and its conjugate…

Q: What is the pH of a solution made from combining 2.49 mol (CH3)2NH2Cl and 5.18 mol (CH3)2NH in a…

A: Henderson-Hasselbalch equation explains the relationship between  of solution and  of acid. For a…

Q: What is the pH of a 0.03 M solution of Sodium benzoate (C6H5COONa)? Ka = 6.6 x10-5 for benzoic acid…

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Q: Calculate the percent ionization and the pH of the following solution of benzoic acid, HC7H5O2 (Ka =…

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Q: What is the pH of a 0.36 M aqueous solution of the weak acid anisic acid (Ka=3.38x10^-5)?

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Q: What is the pH of a 0.050 M triethylamine, (C2HS)3N, solution? Kb for triethylamine is 5.3 x 10-4

A: We should know that the amine us a basic Compound that will dissociate in solution to give basic…

Q: Calculate the pH of a 0.0076 M solution of acetic acid, CH3COOH. The Ka of acetiç acid = 1.8 x 10-5.…

A: Kaa of acetic acid = 1.8× 10- 5  initial concentration of acetic acid = 0.0076 M

Q: What is the ionization constant at 25 C for the weak acid (CH3)2NH2+, the conjugate acid of the weak…

A: The given solution contains a weak acid and a weak base.

Q: What is the calculated pH of the initial 0.100M Acetic Acid solution?  Ka = 1.8 x 10-5 .  Give your…

A: The dissociation reaction of acetic acid is given below: CH3COOH(aq) + H2O(aq) ⇌ CH3COO-(aq) +…

Q: What is the pH of a 0.79 M solution of methylamine (CH3NH2, Kb = 4.4 x 10–4) at 25oC?

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Q: The Ka of acetic acid is 1.80 x 10-5.  A. What is the pH of a 0.0010 M solution of acetic acid? B.…

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Q: Calculate the pH of 0.564 M HC2H3O2 (Ka of HC2H3O2 = 1.8 x 10-5)

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Q: The acid-dissociation constants of phosphoric acid (H3PO4) are Kal = 7.5 x 10-3, Ka2 = 6.2 × 10-8,…

A: Given: Concentration of H3PO4 = 2.5 M Ka1 = 7.5x10-3 Ka2 = 6.2x10-8 Ka3 = 4.2x10-13 larger the Ka…

Q: iii. Given that at a particular temperature the ionic product of water is 1.00 x 10-14 moldm“,…

A: iii) Given: Concentration of sodium hydroxide i.e. NaOH = 0.05 M

Q: What is the pH of a balsamic vinegar having an acetic acid (M.W. = 60.05g/mol; Ka = 1.8 x 10^-5)…

A: Given, M.W. of acetic acid HC2H3O2 = 60.05 g/mol Ka of acetic acid = 1.8 × 10-5 w/v (weight of…

Q: What is the pH of 0.133 M trimethylammonium iodide, (CH3)3NHI? At 25°C, the Kb of trimethylamine,…

A: Given Concentration of triethylammonium iodide is 0.133M Kb for triethylamine is 6.3 X10-5 We have…

Q: What is the pH of a 0.0100 M  solution of analine (C6H5NH2) , a weak base.     Kb= 4.0 x10-10

A: The chemical equation for aniline can be written as: This equation shows that aniline is a base,…

Q: What is the pH of a 0.21 M solution of methylamine

A: Given :-  Initial concentration of CH3NH2 solution = 0.21M  Kb = 4.4 × 10-4  To calculate :-  pH of…

Q: What is the pH of an aqueous solution that is 0.1M NHẠC1? The Kb value for NH3 is 1.8 x 10-5

A: Given, Molar concentration of NH4Cl = [NH4Cl] = 0.1 M Base dissociation constant of NH3 = Kb = 1.8…

Q: Cyanic acid (HCNO) has Ka = 2.0 x 10-4 What is the conjugate base and its Kb value?

A: A conjugate acid is formed by the removal of -OH  from a base and a conjugate base is formed by the…

Q: What is the pH of 0.075 M methylammonium bromide, CH3NH3Br?  (Kb of CH3NH2 = 4.4 × 10−4.)

A: The value of Kb for the given weak base methylammonium bromide is = 4.4x10-4 The concentration of…

Q: What is the pH of 0.31 M diethylammonium chloride, (C2H5)2NH2Cl.  The Kb of diethylamine, (C2H5)2NH,…

A: The pH of the 0.31M diethylammonium chloride is given below

Q: What is the pH of 0.273 M trimethylammonium iodide, (CH3)3NHI? The Kb of trimethylamine, (CH3)3N, is…

A: Kb = 6.3 x 10-5

Q: What is the pH of a 0.20 M solution of sodium acetate? The Ka for acetic acid is 1.8x10-5 ?

A: Given, Concentration of sodium acetate = 0.20 M Ka of acetic acid = 1.8 x 10-5 Formula used, [OH-] =…

Q: What is the pH of a solution that is 0.15M ethylamine, C2H5NH2,and 0.10M C2H5NH3Br (ethyl ammonium…

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Q: What is the pH of 0.278 M diethylammonium iodide, (C2H5)2NH2I.  The Kb of diethylamine, (C2H5)2NH,…

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Q: Given,  Molarity of glycine hydrochloride (say HA) = 0.1 M  Volume of glycine hydrochloride = 20…

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Q: Ascorbic acid, H2C6H6O6, is a diprotic acid with Ka1 = 7.9 * 10-5 and Ka2 = 1.6 * 10-12.  What is…

A: Dissociation constants of ascorbic acid  given are as follows: Ascorbic Acid dissociates as…

Q: The acid dissociation constants for sulfurous acid, H2SO3, are K, = 1.7x102 and K," = 6.4x108. What…

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Q: What is the pH of 0.541 M dimethylammonium iodide, (CH3)2NH21? At 25°C, the Kb of (CH3)2NH is 5.9 x…

A: Dimethylammonium iodide is a salt of a strong acid, HI, and weak base, (CH3)2NH. So, in this case,…

Q: What is the pH of a solution that is  0.41 M in sodium acetate and 0.65 M in acetic acid? (for…

A: Buffer solution: The solution that resists the change in pH is known as a buffer solution. The…

Q: what is the ph of a solution that is 0.75 M in sodium acetate and 0.50 M in acetic acid? (Ka for…

A: Given : concentration of acetic acid = 0.50 M concentration of sodium acetate = 0.75 M and Ka of…

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: I have ammonia (20 M) dissociating in water. What is the pH? (4 sig figs). Kb= 1.8x 10-5

A: Ammonia disassociates in water to form Ammonium ion and Hydroxide ion NH3 + H2O <---> NH4+ +…

Q: What is the pH of a solution that is 0.11 M CH3NH2 (methylamine) and 0.15 M CH3NH3Cl (methylammonium…

A: Since the solution is having weak base CH3NH2 and its conjugate acid salt CH3NH3Cl  Hence the…

Q: Calculate the pH and % dissociation of a 0.100 M solution of propanoic acid (HC3H5O2). K,= 1.3x10-5…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Acid Base Titration

An acid-base titration is the method of quantitative analysis for determining the concentration of an acid and base by exactly neutralizing it with a standard solution of base or acid having known concentration.