What is the pH of the solution of 35 mL 0.20 M formic acid and 55mL 0.10 M sodium formate in 110 mL water? (pKa formic acid=3.75)

Q: What is the pH of a 75.0 ml of a 0.1 M pyridine (C5H5N) solution (Kb= 1.7 x 109) when 100.0 mL of a…

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Q: 13.2) Benzoic acid (Ka=6.6x10^-5) is present in many berries. Calculate the pH and % ionization of a…

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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: A) At 25°C, a 0.21 M  solution of diethylamine, (C2H6)2NH that acts as a weak base, is 4.0% ionized.…

A: Given that the conc. of weak base (C2H5)2NH =  0.21  M   percent dissociation = 4.0 % The…

Q: What is the pH of a solution that is 9.0×10-² M in TRIS in the acid form and 8.0×10-² M in TRIS in…

A: The given solution is a mixture of 9.0 × 10-2 M TRIS(acid) and 8.0×10-2 M TRIS(base) pKa = 8.3 As…

Q: Q1A:Calculate PH for a 0.5 liter solution containing 3.25 gm of potassium cyanide(KCN) know that…

A: The question is based on the concept of equilibrium. we have to calculate pH of the potassium…

Q: What is the pH of a solution that results from mixing together equal volumes of a 0.130 M  solution…

A: Given, 0.130 M solution of acetic acid 0.065 M solution of sodium hydroxide pKa of acetic acid =…

Q: What is the pH (to two decimal places) of a 50.0 mL 0.15 M HNO2 aqueous solution (at 25 °C) after…

A: Given that, 50.0 mL of 0.15 M HNO2 aqueous solution (at 25 °C) and 15.0 mL of 0.20 M NaOH are mixed.…

Q: Suppose that 80.0 mL of an aqueous 0.200 M methylamine, CH3NH2(aq), is titrated with a 0.400 M…

A: The relation between pH and concentration of  acid and its conjugate base is calculated using the…

Q: What is the pH of a 80.0 mL solution which is 0.23 M in IO and 0.47 M in HIO? The Ka for HIO is 2.3…

A: When a weak acid(eg HIO) mixed with its conjugate base (ege IO-) they form a buffer solution. pH of…

Q: How many ml of 0.5 M HCl must be added to 100.0 ml of a 0.2 M Imidazole (C3H4N2 ; Kb=6.3x10-8)…

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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: How many grams of CH3COONa must be added to 1.00 L of a 0.100 M CH3COOH solution in order for the pH…

A: The total volume of the solution is 1.00 L. The concentration of CH3COONa in order to have a pH of…

Q: 1) a. Calculate the pH of a 1 L solution containing 1. 20 mL of 5 M KOH 2. 10 mL of 0.1 M glycine…

A: Given that : We have to calculate the pH of a 1 L solution containing : 1. 20 mL of 5M KOH 2. 10 mL…

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: Concentration of NaClO = 0.059 M

Q: What

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

Q: 1. Calculate the pH of a 200.0-mL solution containing 0.050 M benzoic acid (C6H5COOH) and 0.025 M…

A: pH = pKa + log[C6H5COO-]/[C6H5COOH]

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: The kb for a certain amine BNH2 is 8.6 × 10-6. Calculate the pH when 79.6 mL of 0.110 M BNH2 have…

A: Given, kb for BNH2 = 8.6 x 10-6 We have 79.6 ml (or 0.0796 L) of 0.110 M (or 0.110 mol/L)BNH2  no.…

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: 2) What is the pH for a 400 ml solution of 1.6 M Benzoic Acid if you added 175 grams of conjugate…

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Q: Dilution. 100 mL100 mL of a solution of hydrochloric acid with pH 5.0 pH 5.0 is diluted to 1 L1 L.…

A: pH of a solution is equal to the negative logarithm of hydrogen ion concentration. Using this…

Q: What is the pH of a mixture of 50.0 mL 0.35M CsCIO4 and 125.0 mL of pure water.

A: The cation or anion of the salt of the species strong acid and the species strong base will not…

Q: A solution containing 0.15 M sodium ascorbate, NaC6H7O6, has a pH of 8.65. What is the Kb for sodium…

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Q: What is the pH of a solution made by mixing 40.0 mL of 0.20 M HCl with 40.0 mL of 0.10 M KOH?…

A: HCl and KOH will react as per the following reaction HCl + KOH --> KCl + H2O

Q: What is the pH of a 75.0 mL solution that is 0.049 M in weak base and 0.055 M in the conjugate weak…

A: The pH can be calculated by using Henderson equation  poH =pkb +log10 [ conjugate acid]/ [weak base]

Q: Ascorbic acid (Vitamin C, CHO) is a weak diprotic acid, with K = 6.8x10^-5 and K = 2.7x10^-12. What…

A: Let’s calculate the concentration of ascorbic acid Given amount = 13.6 mg Molar mass of ascorbic…

Q: What is the pH of a solution that results from mixing together equal volumes of a 0.120 M  solution…

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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…

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Q: What is the ppm of 15 mg of NaCl crystals dissolved in 850 mL of distilled water?

A: Please note- As per our company guidelines we are supposed to answer only one question. Kindly…

Q: What is the pH of a solution that is 0.26 M CH3NH2 (methylamine) and 0.38 M CH3NH3Cl (methylammonium…

A: The basic buffer may be explained as the solution mixture which hold the weak base along with its…

Q: The pH of 15 ml of 0.1 M KOH + 30 ml of 0.1M HAC (Ka 1x 10-5) is ... 4.76 5 4.61 5.5

A: Henderson Hasselbalch equation The equation that is used to find the pH of a buffer called Henderson…

Q: What is the pH of a sodium formate solution prepared by adding 0.680 grams of sodium formate to…

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Q: Malere Draw the Lewis structure for your usknewn and circle the acidic hydrogens. You may have to…

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

Q: What is the pH of a solution containing 200ml of 0.01M acetic acid and 80ml of 2.5M sodium acetate

A: Interpretation -  To determine the pH of a solution containing 200mL of 0.01M acetic acid and 80mL…

Q: If 50 ml 0.40 M HCl  is added onto the 40 ml 0.15 M NaCN solution, what is the final ph?

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Q: Acid Base Neutralization   a) What is the pH of a solution of 20 mL of 0.2 M HBr   pH =…

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Q: Common aspirin is acetylsalicylic acid, which has the structure shown below and a pka of 3.5.…

A: Given: pKa of aspirin = 3.5  Mass of aspirin = 6.5×102 mg = 650 mg= 0.650 g The volume of solution…

Q: What is the pH of the solution of 35.0 mL 0.20-M formic acid and 55.0 mL 0.10 M sodium formate in…

A: given data formic acid 35.0ml or 0.20 M sodium formate 55.0ml or 0.10M water 110ml find PH

Q: What is the Ka or Kb expression for NH4Cl and Na2CO3? What is the value of Ka or Kb for both…

A: Salt hydrolysis: It is a reaction in which an acidic or basic solution is formed when one of the…

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: Hydrofluoric acid (HF) has a Ka value of 7.2 x 10-4. What is the pH to 2 decimal places when 17.20…

A: Acid base Titration and pH calculation:

Q: Question attached

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Q: HCN is a weak acid (?a=6.20×10^−10) , so the salt, KCN , acts as a weak base. What is the pH of a…

A: Given, HCN is a weak acid with Ka =6.20×10-10 and so the salt, KCN acts as a weak base.we are asked…

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: Ка 3 1.76 х 10-5 for HC2H302 What is the pH of this solution? Table 1 2 Solution Buffer solution C…

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Q: What is the pH of a 75.0mL of a 0.1M pyridine (C5H5N) solution (kb = 1.7 x 10 -9) when 100mL of a…

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Q: Calculate the pH of the following mixture 500 ml 0.35 M CH3CH2NH2 + 500 ml 0.25 M HNO3

A: Given : The volume of CH3CH2NH2= 500 ml Molarity of CH3CH2NH2 =0.35 M The volume of HNO3=500 ml…

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

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