What is the pH of a 0.0620 M solution of methylamine (CH,NH2, Kb = 4.4 × 10-4)?

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: What is the pH of a 3.50 M solution of NH4CI (Ká of NH3= 1.8 x 105)?

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Q: What is the pH of an aqueous solution that is 0.1M NH4Cl? The Kb value for NH3 is 1.8 x 10-5

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Q: Calculate the pH of a 0.01 M solution of hydroxyl amine (K, = 1.1 x 10*).

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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 0.0470 M solution of methylamine (CH&NH2, Kb = 4.4 x 10 4)?

A: Calculate the hydroxide ion concentration released by methylamine. OH- = KbCOH- = 4.4 × 10-4 ×0.047…

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: Determine the pH of a 0.35 M aqueous solution of CH3NH2 (methylamine). The Kb of methylamine is 4.4…

A: Given- Concentration of CH3NH2 = 0.35 M Kb = 4.4 × 10-4 To find - pH of solution Formula- pH = - log…

Q: Calculate the pH of a 0.081M NaCN solution at 25 degrees Celsius. Ka (HCN) = 4.9 x 10^(-10). You…

A: Given, Concentration of NaCN solution = 0.081 M Ka of HCN = 4.9 × 10-10 pH of the solution = ? Note:…

Q: What is the pH of a 0.0730 M solution of methylamine (CH₃NH₂, Kb = 4.4 × 10⁻⁴)?

A: Given :- concentration of methylamine solution  = 0.0730 M  Kb for methylamine = 4.4 × 10-4  To…

Q: What is the pH of a solution of 0.400 M CH,NH, containing 0.100 M CH,NH,l? (Kb of CH;NH, is 4.4 x…

A: This is a basic buffer solution. A buffer resist the change in PH of the solution.

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: Aniline C,H5NH2 (K, = 3.8 x10-10) is a weak base. Calculate the pH and pOH of a 50.0 mL solution of…

A: Hydrolysis of weak base : Hydrolysis means dissociation in presence of water. When a weak base like…

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: 10. Calculate the pH of a 0.150M solution of sodium acetate (NaC,H,O;) at 25°C. (K, for acetic acid…

A: Given-> Concentration of sodium acetate = 0.150 M Ka (CH3COOH) = 1.8 × 10-5

Q: the laboratory, a general chemistry student measured the pH of a 0.428 M aqueous solution of…

A: PH is  defined as the power of Hydrogen.it measure acidity, basicity or neutrality of aqueous…

Q: what is the ph of a 0.85 M solution of pyridine (C5H5N, Kb = 1.70 x 10 ^-9)

A: Pyridine is a weak base. pOH of a weak base. pOH = -log [OH-] pH = 14 - pOH For a weak base like…

Q: What is the pH of a 0.035 M solution of benzoic acid, C6H5COOH? Ką = 6.5 x 10-5

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Q: When 22.6 mL of 0.229 M hydrochloric acid (HCI) and 22.6 mL of 0.229 M ammonia (NH3) are combined,…

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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: What is the pH of a solution when 2. 75 g of ammonium chloride, NH4CI, is used to make 100 cm3 of…

A: Number of Mole-ratio of given mass of substance to the molar mass of substance is called number of…

Q: Calculate the pH and percent ionization of 0.150 M ascorbic acid K31 = 7.9x 10-5 ascorbic acid,…

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Q: What is the pH of a 0.47 M weak base solution (Kb = 9.55 x10-5)?

A: Given information: concentration of weak base solution is 0.47 M Kb = 9.55 x10-5

Q: What the pH of 0.10 M solution of methylamine (Kb for CH3NH2 is 4.4 x 10*)?

A: A numerical problem based on pH of the weak base, which is to be accomplished.

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

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Q: The pH of a 1.1 M solution of pentanoic acid (HC,H,O₂) is measured to be 2.40. Calculate the acid…

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Q: What is the equilibrium percent ionization of an initially 0.32 M solution of the monoprotic acid…

A: Given that ,  Initial concentration of valeric acid = 0.32 M  Dissociation constant , Ka = 1.44×10-5…

Q: find the pH of the solution Ca (OH) 2, which is obtained when dissolving 0.5 grams of Ca (OH) 2 in 1…

A: We can find the concentration of Calcium hydroxide using moles and volume. Then we know we have…

Q: What is the pH of a 0.300 M solution of aniline (CH NH, Kb = 4.3 x 10)?

A: The pH scale is given by the scientist Sorensen in order to express the [H3O+] ion of a solution. It…

Q: The pH of an aqueous solution of acetic acid (CH3COOH) is 2.0. What is the initial molar…

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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 0.0360 M solution of hydrocyanic acid, HCN (Ka = 4.9 x 10-10)?

A:

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: 6. What is the pH of a 0.25 M solution of methylamine hydrochloride (CH3NH3CI)? Kb for methyl amine…

A: This ia a salt of weak base and strong acid. So apply formula for salt of weak base and strong acid.

Q: What is the pH of a 0.75 M solution of sodium cyanide, NaCN? (Kb for CN- = 2.5 x 10^-5)

A: NaCN is a salt of weak acid and a strong base. The pH of a salt of weak acid and strong base can be…

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: 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…

A: given  HClO Ka=4.0 x 10-8  concentration of  NaClO IS 0.027  PH =?

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 0.0570 M solution of hydrocyanic acid, HCN (Ka = 4.9 x 1010)? %3D

A: HCN is a weak acid. Hence it will dissociate partially as per the reaction HCN -----> H+ + CN-

Q: The base protonation constant K, of allantoin (C,H,N;0;NH,) is 9.12 x 10-°. Calculate the pH of a…

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Q: 3' 4. 6. 7. 6. 10 12 13 14 The acid dissociation constant K of alloxanic acid (HC,H,N,0,) is 2.24 x…

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Q: What is the pH of a 0.862 M NH3 solution that has a Kb = 1.8 x 10-5?

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Q: 6. What is the pH of a 0.250M solution of methyl amine (CH3NH2, Kb = 4.4 x 104)?

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Q: What is the pH of 0.0850 M  Fe(NO3)3 (Ka of Fe3+ = 3.00x10-3)?  Express your answer to two decimal…

A: Given concentration of Fe(NO3)3 is 0.0850 M

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

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Q: What is the pH of a 0.0500 M solution of hydrocyanic acid, HCN (Ka = 4.9 × 10⁻¹⁰)?

A: Given -> Molarity of HCN = 0.0500 M Ka = 4.9 × 10-10

Q: What is the pH of a 1.00 x 10^-9 molar solution of KCl?

A: KCl is a salt of strong acid (HCl) and strong base (KOH).

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…

A:

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…

A: pH = 7 +12 (pka + log c)

Q: What is the PH of a l.6M Soluten of Ascorble Acid, th C HG OG Kaz -5 = 8.0 x10, Ke=1.6A 10-12)

A: Given: Concentration of H2C6H6O6 = 1.6 M Ka1 of H2C6H6O6 = 8.0 × 10-5 And Ka2 of H2C6H6O6 = 1.6 ×…

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.