What is the pH of a solution that is 0.10 M in acetic acid, HC2H3O2, and 0.52 M in sodium acetate, NaC2H3O2, at 25°C? Ka of acetic acid is 1.8 x 10-5.

Q: 32. Lactic acid (HC3H,O3) is a common constituent of a biologic systems. For example, it is found in…

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Q: 2. The substance benzoic acid (C6H5COOH) is a weak acid (Ka = 6.3×10-5).What is the pH of a 0.258 M…

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Q: Which of the following solutions would have the lowest pH? Assume that they are all 0.10 M in acid…

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Q: UESTION 9 What is the pH of the resulting solution if 25 mL of 0.432 M methylamine, CH 3NH 2, is…

A: We will use the Henderson-Hasselbalch equation  to get the pH pH = pKa + log (base/acid) pKa of…

Q: Enough of a monoprotic weak acid is dissolved in water to produce a 0.0176 M solution. The pH of the…

A: Given, Concentration of weak acid (C) = 0.0176 M pH of solution = 2.47 Dissociation constant (Ka) =…

Q: What is the pH (aq., 25 oC) of 30.00 mL of a 0.250 M HBr solution that has had 15.00 mL of 0.125 M…

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Q: Calculate the pH of 50.0 ml of 0.250 M oxalic acid (HOOCCOOH) upon addition of 15 mL of 0.500 M…

A: Oxalic acid is a diprotic weak acid, whereas monoacidic NaOH is a strong base. Given the volume of…

Q: 11. A 80 mL solution containing 0.25 M formic acid (HCOOH) and 0 35 M sodium ascorbate (NaCoH;Oe)…

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Q: What is the pH of a solution prepared by mixing 18.00 mL of 0.277M CH3COOH with 50.00 mL of 0.166 M…

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Q: What is the pH of a solution that is 0.12 M in acetic acid, HC2H3O2, and 0.50 M in sodium acetate,…

A: Given [salt] = [sodium acetate] = 0.5 M [Acid] = [Acetic Acid] = 0.12 M Ka of acetic acid = 1.8*10-5

Q: what is the pH of a solution prepared by mixing 15.0 mL of 0.50 M NaOH and 30.0 mL of 0.50 M benzoic…

A: The measurement of pH is widely used in various applications such as in agriculture, environmental…

Q: What is the pH of a solution that is 0.15 M NH4Cl and 0.35 M NH3?   The Ka of NH4Cl is 5.01 x…

A: In this question , we have to calculate the correct pH of given problem by the help of…

Q: What is the pH of the solution containing 0.01 mol of CH3COOH and 0.820 grams of NaCH3COO in 100 mL…

A: Calculation of pH.

Q: A solution is prepared by dissolving  1.600 g  of sodium acetate (CH3COONa) into  100.00 mL  of a…

A: • pH of weak acid can be calculate by      the help of Hendenson - Hasselbalch equation:-pH=pka +…

Q: For a solution of an aqueous hypochlorous acid solution, the Ka is 5.0 x 10-8 and [HOCI] is 0.050M.…

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

A: NaCN    →     Na+   +    CN- CN-    +     H2O    ⇔     HCN   +     H3O+ The data given are- Ka of…

Q: If you mix 100. mL of 0.11 M HCl with 50.0 mL of 0.22 M NH3, what is the pH of the resulting…

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Q: What is the pH of a solution that is 0.28 M in acetic acid, HC2H3O2, and 0.69 M in sodium acetate,…

A: Answer:- This question is answered by using the simple concept of calculation of pH of a solution…

Q: Given that the Ka of a monoprotic acid HA is 3.20 x 10-7 , and the acid HA concentration is 0.751 M,…

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Q: What is the pH of a solution prepared by dissolving 1.00 g of the weak acid HA (molar mass = 138.95…

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Q: A solution of acetic acid (Ka = 1.8 × 10‒5) has a pH of 2.65. What is the concentration of acetic…

A: Given information: Ka of acetic acid = 1.8 × 10‒5 pH is 2.65

Q: The pH of a 0.6 M aqueous solution of formic acid, HCHO2, at 25.0 °C is 1.7. What is the value of Ka…

A: Given that,  pH of formic acid = 1.7 Concentration of formic acid = 0.6M

Q: What is the pH of a solution containing 6.65 g sodium acetate (NaC2H302, 82.03 g/mol) in 100.0 mL of…

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Q: Calculate the pH value of 0.00 * ? acid at 25 C if Ka=0.0O00018 3.1

A: Given:  0.001M acetic acid at 25C if Ka = 0.000018   To find: pH value of 0.001M acetic acid at 25C…

Q: calculate the pH of: a) 1 mol / liter of H2X, which is 50% dissolved. b) 0.01 mol / liter of…

A: Interpretation -  To determine the pH for 1 mole / liter of H2X, which is 50% dissolved. 0.01 mole…

Q: 500

A: Dear student I have given answer to your question in the image format.

Q: Qi//A solution of o.1 M of BX salt with pH=9.5, the HX is weak acid and BOH a strong base. Calculate…

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Q: NH3 is a weak base (K, = 1.8 x 10-5) and so the salt NH¼C1 acts as a weak acid. What is the pH of a…

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Q: Sodium benzoate, NaC6H5COO, is used as preservatives in vinegar, soy sauce, etc. The pH of a 0.10 M…

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Q: 6.A 1L solution initially contains 0.4 mol of NH4+(Ka= 9.26 x10-10) and 0.6 mol of its conjugate…

A: we have to calculate pH of solution

Q: The pH of a 0.5 M aqueous solution of formic acid, HCHO2, at 25.0 °C is 2.0. What is the value of Ka…

A: pH tells us about the acidic or alkaline values of a solution. Dissociation of a weak acid depends…

Q: Calculate the pH of a solution formed by mixing 150.0 mL of 0.20 M HClO with 300.0 mL of 0.30 M…

A: Henderson's equations enable the calculation of the pH of buffer solutions prepared by mixing known…

Q: Ascorbic acid (vitamin C, C6H8O6) is a cliprotic acid (Ka1= 6.8 x 10-5 and Ka2 = 2.7 x 10-12). What…

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Q: Enough water is added to 0.35g of benzoic acid to make 1000 mL of a solution. What is the pH?…

A: Given: Mass of benzoic acid=0.35 g Volume of solution=1000 mL =1 L Ionization constant for benzoic…

Q: What is the pH of a solution prepared by dissolving 1.00 g of the weak acid HA (molar mass = 138.95…

A: The question is based on the concept of pH of the solution.   it is defined as a negative logarithm…

Q: Calculate the pH of a 0.020 M solution of phenylacetic acid, C6H5CH2COOH. What will be the pH if the…

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Q: At 40 °C the value of Kw is 2.92 x 10-14. Calculate the [H+] and [OH-] in pure water at 40 °C. What…

A: H2O ⇋ H+ + OH- Kw=[H+][OH-] [H+]=[OH-]=x 2.92×10-14=x2 x=1.7×10-7=[H+]=[OH-]

Q: Calculate the pH of a solution that is 0.450 M HC2H2O2 and 0.730 M NaC2H3O2. The Ka for acetic acid…

A: This problem is solved by using Henderson Hassel baltch equation.

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: What is the PH of a solution in which 15 mL of 0.01M NaOH has been to 25 mL of 0.01M benzoic acid…

A: Consider the reaction of NaOH with benzoic acid to form sodium benzoate is as follows;…

Q: the pH of modern rain water (= 5.61) in equilibrium with air at 25°C and a total pressure of 1…

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Q: What is the pH of a solution that is 0.12 M in acetic acid, HC2H3O2, and 0.50 M in sodium acetate,…

A: Given data [sodium acetate]=0.50 M[acetic acid]=0.12 MKa=1.8×10-5   pH of weak acid and their salt…

Q: Find the pH of each mixture of acids.a. 0.075 M in HNO3 and 0.175 M in HC7H5O2b. 0.020 M in HBr and…

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Q: What is the pH of a solution made by adding 0.65 mol of acetic acid (H3CO2H) and 0.30 mol of sodium…

A: Given : solution with weak acid i.e acetic acid moles = 0.65 mol And conjugate base salt of weak…

Q: Lactic acid, HC3H5O3, is a weak acid found in milk.  The calcium salt of lactic acid calcium…

A: First we will calculate concentration of lactate ions. Then using ICE table calculate concentration…

Q: What is the pH of a solution prepared by mixing 30.00 mL of 0.10 M CH3CO2H with. 30.00 mL of 0.030M…

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Q: What is the pH of a solution that is 0.025M formic acid, HCHO2, and 0.018M sodium formate,…

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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…