2. The Ka of acetic acid is 1.80 × 10%. A. What is the pH of a 0.15 M solution of acetic acid? B. What are the equilibrium concentrations of the weak acid and its conjugate base?

Q: A lake has been acidified to a pH of 4.418. If the lake has a volume of 1.48×105 cubic meters, what…

A: pH is termed as the presence of hydronium ion in a known solution. As the potential increases for…

Q: 3. A 0.0560 g quantity of acetic acid is dissolved in enough water to make 50.0 mL of solution.…

A: (a) Initial Concentration of CH3COOH Given mass of acetic acid = 0.056 gms,           Volume of…

Q: What is the pH of a 1.15 M solution of methanoic acid? Ka = 1.8 x 10-4

A: pH= -log[H3O+]  Ka = dissociation constant of acid

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Q: What is the pH of a 0.0640 M solution of hydrocyanic acid, HCN (Ka = 4.9 × 10⁻¹⁰)?

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Q: What is the pH of [OH−] = 2.4 × 10−9 ?  B   a. 2.4   b. 5.4 c. 8.6 d. 9.0

A: Given that -  Hydroxide ion concentration, [OH-] = 2.4×10-9  Then , Hydrogen ion concentration and…

Q: find the pH of the solution obtained when diluting 4 grams of HI in 600 ml of water

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Q: What is the pH and pOH of 3.5 x 10-3 M HNO3  solution?

A: • The values provided in the question are:-     i) Concentration of HNO3, [HNO3] = 3.5 x 10-3 M    •…

Q: The muscle pain and fatigue felt during strenuous  exercise is caused by the buildup of lactic acid…

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Q: CoHsOH(ag) + H2O0 → CaHsO(aq) + H3O*@g K= 1.12 x 1010 (a) Phenol is a weak acid that partially…

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Q: What is the pH of a 0.0830 M solution of methylamine (CH₃NH₂, Kb = 4.4 × 10⁻⁴)?

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Q: 117. Chemistry The pH of a chemical solution is given by the formula pH = -log 10[H*] where [H*] is…

A: In the pH meter, the low pH (0-7) means having a high concentration of H+ or H3O+ ions where high pH…

Q: A sodium hydroxide solution was prepared by dissolving 7 g NaOH in 1 L solution. What is the pH of…

A: By definition, Molarity=number of moles of solutevolume of solution in L                 The moles…

Q: Determine the pH and pOH of 0.25 L of a solution that is 0.0196 M  boric acid and 0.0321 M  sodium…

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Q: calculate the pH and degree of dissociation

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Q: Determine the pH of a 0.100 M aqueous solution of NaOcI. Data: pK,[HOCI] = 7.40 А 10.20 B 9.75 C…

A: 1- First we will see the Ka from its pKa :  pKa = -log(Ka)  -pKa = log(Ka)  10-pKa = Ka  Ka =…

Q: A solution of hydrobromic acid has [HBr] = 1.3×10-2 M. What is the pH of this solution

A: As per guidelines if multiple questions, first question is allowed to answer, please post  questions…

Q: What is the pH of a solution of 0.400 M CH₃NH₂ containing 0.250 M CH₃NH₃I? (Kb of CH₃NH₂ is

A: The question is based on the concept of PH calculations. we have to apply henderson equation to…

Q: 6. _C₂H4(g) + O2 (g)=CO₂ (g) +____ _H₂O (1) - If 10 moles of ethylene reacts with 9 moles O₂ to…

A: Given :  1. Moles of ethylene = 10 moles  Moles of O2 = 9 moles  Moles of CO2 produced = 2 moles…

Q: Write the acid or base dissociation equation for Sr(OH)2 b.) Calculate the pH of a solution…

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Q: What is the pH of a grapefruit that contains 0.007 M citric acid solution (CHO)? CH,O(aq) + H;(E) =…

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Q: What is the pH of a 0.710 M solution of Ca(NO₂)₂ (Ka of HNO₂ is 4.5 × 10⁻⁴)?

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Q: Determine the pH of each of the following solutions. (a) 0.112 M acetic acid (weak acid with Ka…

A: pH : It is scale which measures the acidity or basicity of the solution  under observation. If pH…

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

A: We’ll answer the first question since the exact one wasn’t specified. Please submit a new question…

Q: Lactic acid, HC3H5O3, is found in sour milk. What is the pH of 0.30 M lactic acid? (Ka = 1.4 ××…

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Q: 3. A solution of hydrochloric acid has a pH of 1.3. What is its concentration? 4. What is the pH of…

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Q: 9. In `CH,OH 5. A buffer solution contains H2CO3 and HCO3, resulting in the equilibrium shown by the…

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Q: The pH of 0.100 M Jackmanic Acid, HJa, is 2.24. What is the value of Ka for the acid? a. 4.4 x 10-5…

A: Equation representing dissociation of HJa in water: HJa + H2​O → H3​O++ Ja− Dissociation constant,…

Q: The odor of spoiled butter is due in part to butanoic acid (HC4H7O2) which results from the…

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Q: What is the pH of a 0.010 M solution of acetic acid? Ka for acetic acid is 1.8x10^-5

A: The acid that dissociates partially in an aqueous solution is termed as the weak acid. Example;…

Q: Chemistry Calculate the pOH of an aqueous solution with a [H+] = 7.85 x 10-6 M

A: pOH of a solution is the negative logarithm of the concentration of the hydroxide ion.  pOH = -log…

Q: a).Calculate the pH of the solution obtained by mixing 10 ml of 0.02 M NaOH with 90 ml of a solution…

A: Since you have posted multiple unrelated questions, we are entitled to answer the first only. a)…

Q: Determine the pH of 0.188 M  basic solution.  The kb of the base =1.76e-5

A: Using concept of PH determination of weak base by applying following formulas x=√KbC PH+POH= 14

Q: b. 0.001 M CH3CH2NH2 (Kb = 4.3 x 104) i. Write the dissociation reaction. ii. Write the Kb…

A: A. CH3CH2NH2 + H2O = CH3CH2NH3^+ + HO^- B. Kb = [CH3CH2NH3^+][HO^-]/{[CH3CH2NH2][H2O]} C. [HO^-] =…

Q: Ascorbic acid (H,C,H¸O,) is a diprotic acid. The acid dissocation constants for H,C,H,O, are Kal =…

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Q: The Henderson-Hasselbalch equation for the reaction can be written as :  pH = pKa + log ([A–]/[HA])…

A: The Henderson-Hasselbalch equation for the reaction can be written as :  pH = pKa +log[salt][acid]…

Q: Calculate the pH of the solution of the following bases at 25°C. a. 0.001 M Ca(OH)2 i. Write the…

A: Calculate the pH of the solution of the following bases at 25°C.

Q: How many grams of NaOH (MW=40.0 g/mole) do you need to add to 50.0 ml of a 0.2 M weak acid HA…

A: Given data contains, Concentration of HA is 0.2 M. Volume is 50.0 mL. Ka is 4×10-6. The moles of HA…

Q: What is the pH of a 0.454 M nitrous acid solution? HNO2 ->

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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: 7. A 0.050 M solution of an organic acid has a [H*] = 5.9 x 103M. a) Calculate the pH of the…

A: We have given that  Concentration of organic acid [HA] = 0.05 M  [H+] = 5.9×10-3 M

Q: A 0.0010 M acetic acid (CH3COOH) solution produces 1.2 x 10-4 M of acetate ions (CH3C00'). What is…

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Q: A.) What is the pH of a 0.25 M solution of sodium propionate, NaC3H5O2, at 25°C? (For propionic…

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Q: The pH of 0.100 M Jackmanic Acid, HJa, is 2.24. What is the value of  Ka for the acid?   a. 5.4 ×…

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Q: What is the pH of a 0.844 M solution of hypochlorous acid (Ka 2.9 x 10-8)?

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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: What is the pH of a solution of 0.20 M HNO2 containing 0.10 M NaNO2 at 25 °C. The Ka of HNO2 is 4.5…

A: pH of a solution tells about the nature of the solution whether it is acidic or basic. The values on…

Q: What is the pH of a solution that is 0.250 M formic acid and 1.75 M sodium formate? Ka= 1.8x104 A…

A: Given- Concentration of formic acid= 0.250M Concentration of sodium format =1.75 M  Ka=1.8×10^-4

Q: What is the pH of a 0.0100 M solution of acetic acid? Ka=1.8x10-5

A: Dissociation of acetic acid can be written as; CH3COOH →   CH3COO- + H+ Given that concentration of…