A solution is made by dissolving 26.5 g of LIC3H5O2 in 500.0 mL of water. Using Kb(C3H5O2) = 7.7 x 1010, determine the pH of the solution

Q: HClO is a weak acid (Ka = 4.0 × 10–8) and so the salt NaClO acts as a weak base. What is the pH of a…

A: Ka of HClO is given as 4 x 10-8. It is required to calculate the pH of solution that is 0.054M in…

Q: Calculate the pH of a 1.88 M NH3 (Kb = 1.8 x 10^–5) solution

A: The pH is a scale that is widely used to measure the acidity or basicity of a solution. The pH is…

Q: Calculate the pH of a 1.16 M aqueous solution of pyridine hydrochloride (C5H5NHCl). (For pyridine,…

A: Given :

Q: 5. A solution is prepared by adding 1.00 x 1013 mole of strong base NaOH to 1.00 L of aqueous…

A: In this question we have to tell the pH of the given solution.

Q: What is the pH of a 0.21 M solution of methylamine (CH3NH2, Kb = 4.4 x 10–4) at 25 degrees C?

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Q: A solution is made by dissolving 26.5 g of Ba(NO₂)₂ in 500.0 mL of water. Using Kb(NO₂⁻) = 2.2 ×…

A: Given that, Weight of Ba(NO₂)₂  = 26.5 g Weight of Ba(NO₂)₂  = 26.5 g/261.337 g/mol = 0.1014 mol…

Q: Determine the pH level of a solution that has 0.05385 M of Pyridine, given that the Kb of pyridine…

A: Given, Concentration of the Pyridine solution (C) = 0.05385 M  Kb for pyridine = 1.620 x 10-6 Note:…

Q: Calculate the pH of a 0.88 M aqueous solution of the base aniline, Ce H; NH2 (K, = 4.0 x 1010). C,H;…

A: Here, we have to calculate the pH of a 0.88 M aqueous solution of the base aniline. Given: Kb for…

Q: Determine the pH of each of the following solutions. (a) 0.246 M hydrocyanic acid (HCN) (weak…

A: In chemistry, pH ( "potential of hydrogen" or "power of hydrogen") is a scale used to specify the…

Q: Calculate the formate ion concentration and pH of a solution that is 0.050 M in formic acid (HCOOH,…

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Q: Calculate the pH

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Q: Suppose that ammonia, applied to a field as a fertilizer, is washed into a farm pond containing 3.0…

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Q: Strychnine (in contaminated wine) may have been used to poison Alexander the Great.  Strychnine…

A: The solution is provided below:

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: Calculate the pH of a 0.100 M aqueous solution of sodium cyanide. Ka = 3.5 x 10-4 M.

A: The equilibrium reaction is given.

Q: Calculate the pH of a 0.73 M sodium benzoate, C6H5COONa, solution. The Ka of Benzoic Acid, C6H5COOH,…

A: Given information: Ka of Benzoic Acid, C6H5COOH = 6.3 × 10−5 M. The concentration of Benzoic Acid,…

Q: Calculate the pH of a solution that is made by dissolving 19.343 grams of Be(NO32 (M.M. 133.020…

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Q: Calculate the pH of the following solutions at 298K: (a) potassium hydroxide 2.4 x 104 mol dm3 (b)…

A: To calculate the pH of the below given solution: molarity of KOH = 2.4×10-4 mol dm-3 molarity of…

Q: Calculate the ph of a solution that is made by dissolving 6.45g of NH4Cl(53.49g/mol) in enough water…

A: First calculate molarity by mole/volume. Then use weak base concept to get pH

Q: Calculate the pH of a solution (aq., 25 oC) when 20.00 mL of 0.284 M HNO3 is mixed with 30.00 mL of…

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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 at 25 of a 0.590 M aqueous solution of a weak base with a Kb value of 1.27 x 10-5.

A: Given : Initial concentration of weak base B = 0.590 M Kb of base = 1.27 X 10-5  Since B is a weak…

Q: The hydrate of sodium carbonate (Na,CO,.10H,0) is known as washing soda. How many grams of washing…

A: Sodium carbonate dissolved in water forms bicarbonate ion as follows: CO32-+H2O↔HCO3-+OH- The base…

Q: Methylammonium halides, like CH3NH3CI (67.52 g.mol), are white or light colored powders used…

A: CH3NH3Cl is salt of a weak base CH3NH2 and strong acid HCl. Therefore, the hydrolysis reaction of…

Q: Calculate the pH of a 0.633 M NH, solution. NH, has a Kp 1.8 x 10–5.

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Q: Calculate the pH of a 0.100 M CH 3NH 3CI solution. Kb for methylamine, CH 3NH 2, is 3.7 × 10 4.…

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Q: 5.55 grams of solid calcium chloride, CaCl2, was dissolve in 250 mL of water to make a CaCl2…

A: given: mass = 5.5 g molar mass of CaCl2 = 110.98 volume = 250 mL = 0.25 L pH = ?

Q: What is the pH of a solution prepared by adding 60.4 g ethylammonium chloride (C2H5NH3CI, 81.55…

A: As C2H5NH3Cl is salt of weak base and strong acid while C2H5NH2 is weak base so the resultant…

Q: 1. Calculate the pH of a solution prepared by dissolving 2.13 g of picric acid, (NO2);C6H2OH (229.11…

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Q: Calculate the pH of a 2.0 x 10–3 M solution of pyridine (C5H5N). Kb = 1.7 x 10–9

A: The Bronsted-Lowry acid-base theory was purposed by Bronsted and Lowery is called Bronsted-Lowry…

Q: HClO is a weak acid (Ka = 4.0 × 10–8) and so the salt NaClO acts as a weak base. What is the pH of a…

A: It is required to calculate the pH of the solution that is 0.016 M in NaClO.Ka for HClO = 4 x 10-8…

Q: Find the pH of a 0.250 M NaC2H3O2 solution.

A: The dissociation reaction with ICE TABLE C₂H₃O₂⁻ + H₂O ⇄ HC₂H₃O₂ + OH⁻ I 0.250 C -x +x +x E 0.250-x…

Q: Given that the Ka of a monoprotic acid HA is 3.20 x 10, and the acid HA concentration is 0.751 M,…

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Q: 9) Calculate the pH of 1.5 M solution of hydroxylamine, NH2OH, at 25°C. К, 3D 9.1 х 10

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Q: weak base is 2.5 × 10-6, what is the pH of a 0.23 M solution of this base?

A: From the relation, pOH is calculated as,

Q: Calculate the pH for a 0.1 M solution of C6H5COOH (K, = 6.46 x 105) and the pH for a 0.2 M %3D…

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Q: HClO is a weak acid (Ka=4.0×10−8Ka=4.0×10−8) and so the salt NaClO acts as a weak base. What is the…

A: Ka of HClO is given as 4 x 10-8. It is required to calculate the pH of solution that is 0.029M in…

Q: Calculate the ph of a solution that is prepared by dissolving 8.57 NaC2H3O2(82.03g/mol) in enough…

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Q: Quinoline, C9H7N (MW = 129, pKb = 9.5) is used as a preservative for anatomical specimens and to…

A: 1- First calculate the OH- ion concentration : pOH = 14 - pH  pOH = 14 - 8.58  pOH = 5.42  pOH =…

Q: Sodium ascorbate is the sodium salt of ascorbic acid (i.e. Vitamin C) and is used as an antioxidant…

A: We have to predict the pH of 0.15 M solution for ascorbate ion.

Q: find the pH of a 0.30M solution of sodium benzoate ,NaC7H5O2.Kb for the benzoate ion C7H5O2 is 1.55…

A: The expression for the pH of a salt solution of weak base and strong acid is given as:

Q: The Kb of dimethylamine [(CH3)2NH] is 5.90x10–4 at 25°C. Calculate the pH of a 0.103 M  solution of…

A: Given : Concentration of (CH3)2NH = 0.103 M And Kb of (CH3)2NH = 5.90 X 10-4  Since (CH3)2NH is a…

Q: A 1.00 L solution contains propanoic acid (C3 Hs O2 H) with a concentration of 0.210 mol/L, and…

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Q: calculate the final ph of the following solution. 150 ml of 100mM NaOH is added to 200 ml of 100 mM…

A: 100 mM = 0.1M moles of formic acid = 0.200 L x 0.1 M = 0.0200moles of NaOH = 0.150 L x 0.1 M =…

Q: Calculate the pH of an aqueous KOH solution that is made by dissolving 654 mg of solid KOH in enough…

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Q: NH3 is a weak base (Kb = 1.8 × 10–5) and so the salt NH4Cl acts as a weak acid. What is the pH of a…

A: Dissociation constant of base is given by,

Q: Explain how you determine the pH of 0.500 M HOCI (Ka 3.6 x 108)

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Q: Calculate the pH of a solution made by dissolving 0.0100 mol of NH3 in enough water to give 1.000 L…

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Q: Acetic acid (CH3COOH, ?a=1.80×10−5) is a weak acid, so the salt sodium acetate (CH3COONa) acts as a…

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Q: Calculate the pH of a 0.400 M CH3NH3Cl solution. Kb for methylamine, CH3NH2, is 4.4 × 10-4.

A: