A solution is made by mixing 0.400M in formic acid, HCOOH, and 1.00M in sodium formate, HCOONa?  Ka=1.80x10-4.  The total volume is 1.00L.  What is the pH of this solution

Q: If 8.5 grams of solid NaC2H3O2 (MW = 82.03 g/mol) are added to 100.0 mL of water, how many mL of 1.0…

A: Answer:- Henderson-Hasselbach equation :- This equation is used for the determination of pH or pOH…

Q: You have 50.0mL of 0.522M NH3. Kb = 1.8x10-5 You add 15.0mL of a 0.05M HCl solution. What is the pH…

A: The objective of this question is to calculate the pH of a solution after the addition of a certain…

Q: The active ingredient in aspirin is acetylsalicylic acid. A 2.08 g sample of acetylsalicylic acid…

A: Number of moles of acetylsalicylic acid and NaOH will be equal since one carboxylic acid group is…

Q: A solution is prepared that is initially 0.27M in hypochlorous acid (HCIO) and 0.34M in sodium…

A: The concentration of the hypochlorous acid The concentration of the sodium hypochlorite We have to…

Q: Calculate the pH of the solution that results when 20.0 mL of 0.1750 M nitric acid is (a) before…

A:

Q: Calculate the pH of the resulting solution if 0.250 mole of NaOH is added to 500 mL of a buffer…

A: The volume of 1L is equal to 1000 mL. The number of moles (n) of HF is calculated as shown below…

Q: A solution is prepared that is initially 0.39M in pyridine (C,H,N), a weak base, and 0.058M in…

A:

Q: A solution is prepared that is initially 0.44M in hydrofluoric acid (HF) and 0.31M in potassium…

A:

Q: A buffer solution is 0.453 M in KH2PO4 and 0.271 M in K2HPO4. If Ka for H2PO4- is 6.2x10^-8, what is…

A: Buffer solutions show resistance to change its pH upon addition of strong acids or bases, which is a…

Q: You have 50.0mL of 0.234M NH3, Kb = 1.8x10-5 What is the pH of this solution?

A: The concentration of NH3 is .The base dissociation constant of ammonia is .To find the pH of the…

Q: A buffer solution is 0.444 M in CH3COOH and 0.346 M inCH3COONa . If Ka for CH3COOH is 1.8×10-5 ,…

A: pH of buffer solution is calculated using formula  pH = pKa + [CH3COONa] / [CH3COOH]

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: You have 50.0mL of 0.514M NH3. Kb = 1.8x10-5 You add 15.0mL of a 0.05M HCl solution. What is the pH…

A: The pH of the final solution after adding HCl is approximately 5.13.Explanation:First, let's…

Q: . A solution is made by adding 69 mL of 0.2M acetic acid (Ka = 1.8 x 10-5) to 50.0 mL of 1.00 x 10-3…

A: First calculate the moles of acetic acid and HCl present in the solution, then determine the…

Q: You add 2.00 mL of 0.200 M NaOH to 50.00 mL of pure water, and to this mixture you then add 12.00 mL…

A: 2.00 mL of 0.200 M NaOH solution is added to 50.00 mL of pure water . Then 12.00 mL of 0.600 M HCl…

Q: 1.50 g of a weak acid (molar mass 176) is dissolved in 50.0 mL of water, and the resultant solution…

A: The amount of weak acid dissolved in 50.0 mL of water is 1.50 g. The amount of 0.300 M NaOH used…

Q: HCl and Na2CO3 undergo a neutralization reaction. To neutralize the acid and base, 0.0144L of…

A: The reaction for neutralization between Na2CO3 and HCl is:  Na2CO3 + 2 HCl → 2 NaCl + H2O + CO2…

Q: You mix 55.0 mL of 0.10 M HCl and 110.0 mL of 0.050 M NH3. What is the pH of the resulting solution?…

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Q: solution is prepared that is 0.22 M NH4Cl and 0.15 M NH3. What is the pH of this solution? Kb for…

A:

Q: Calculate the pH of the resulting solution when 100.0 mL of 0.2 M HNO2 is titrated by 0.1 M NaOH…

A:

Q: What is the pH of a solution prepared by mixing 50.00mL of 0.10 M NH3 with 10.00 mL of 0.10 M NH4Cl?…

A: Given data is as follows:

Q: A 5.5 L sample of a 0.25 M HNO3solution is mixed with 1.2 L of a 0.34 M HCl solution. What is the pH…

A: Since HNO3 and HCl both are strong acids  hence they will dissociate completely producing H+ ions in…

Q: A 25 Celsius aqueous solution is made by adding 2.31 liters of 0.348 M NaNO2 to 3.36 liters of 0.118…

A: Interpretation: The given question is based on calculation of pH of a given buffer solution. Concept…

Q: An acid solution is made by diluting 30.6 mL of 0.2360 HI to 1.000 L. 1. What is the pH of this…

A: pH measures the acidity of the solution. The concentration of hydronium ion. pH determined as…

Q: A solution is prepared at 25 °C that is initially 0.47 Min dimethylamine ((CH,) NH), a weak base…

A: pKb = -log Kb pKb = -log (5.4 x 10-4) pKb = 3.2676 now according to hasselbalch hendersen equation…

Q: 13. A 60.00 mL sample of 0.075 M sodium benzoate (NaC7H5O2) was titrated with 0.050 M HCl. What is…

A: Sodium benzoate is a salt and HCl is an acid.

Q: Calculate the pH of a solution formed by mixing 250.0 mL of 0.15 M NH4Cl with 100.0 mL of 0.20 M…

A: Henderson – Hasselbalch equation is used to calculate the pH of a buffer solution. A buffer solution…

Q: You have 50.0mL of 0.520M NH3. Kb = 1.8x10-5 You add 15.0mL of a 0.05M HCl solution. What is the pH…

A: The objective of this question is to calculate the pH of a solution after the addition of a certain…

Q: An organic acid (HA) has a molecular weight of 100. g mol 1, a Kow = 5.6 and a K, = 2.7 x 10-2. If…

A: When an organic acid is dissolved in octanol, no dissociation takes place as octanol is a non-polar…

Q: 20.0 mL of 0.15 mol/L hydroiodic acid (HI(aq)) is titrated with 0.15 mol/L trimethylamine,(CH3)3N.…

A: Given, Molarity of hydroiodic acid (HI) = 0.15 mol/LVolume of hydroiodic acid (HI) = 20.0 mLMolarity…

Q: A solution is made by mixing 0.400M in formic acid, HCOOH, and 1.00M in sodium formate, HCOONa? Ka =…

A: Given :-  Concentration of formic acid i.e. [HCOOH] = 0.400 M  Concentration of sodium formate i.e.…

Q: You add 7.00 mL of 0.100 M NaOH to 50.00 mL of pure water, and to this mixture you then add 12.00 mL…

A:

Q: What is the pH of a solution made by mixing 0.30 mol NaOH, 0.25 mol Na2HPO4, and 0.20 mol H3PO4 with…

A: 0.20 mol of H3PO4 react with NaOH completely to form 0.20 mol of NaH2PO4 (the total NaH2PO4 = 0.45…

Q: 50mL of a 2.0M HCl solution is diluted to 6,000mL with distilled water. what is the pH of the…

A: Using Equation of dilution and formula of pH , the pH of resulting solution can be calculated.

Q: A solution is prepared at 25 °C that is initially 0.27M in chlorous acid (HCIO,), a weak acid with…

A:

Q: When 25.0 mL of 0.200 M hydroiodic acid and 25.0 mL of 0.200 M ammonia are combined, the pH of the…

A:

Q: A solution is prepared that is initially 0.27M in acetic acid (HCH3CO2) and 0.053M in potassium…

A: Approach to solving the question: To complete the reaction table, we need to understand the initial…

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.