A chemist titrates 70.0 mL of a 0.4298 M propionic acid (HC,H,CO,) solution with 0.2267 M KOH solution at 25 °C. Calculate the pH at equivalence. The pK, of propionic acid is 4.89. Round your answer to 2 decimal places. Note for advanced students: you may assume the total volume of the solution equals the initial volume plus the volume of KOH solution added.

Q: An analytical chemist is titrating 102.2 mL of a 0.5200M solution of nitrous acid (HNO,) with a…

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Q: An analytical chemist is titrating 141.2 mL of a 0.4100M solution of piperidine (C,H1,NH) with a…

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Q: pH calculation when the first equivalence is reached: Calculate the pH of 50.0 mL of 0.250 M oxalic…

A:

Q: An analytical chemist is titrating 53.0 mL of a 0.3400M solution of propionic acid (HC,H,CO,) with a…

A: Buffer solution not  formed

Q: An analytical chemist is titrating 243.2 mL of a 0.3300M solution of diethylamine ((C,H,), NH) with…

A:

Q: An analytical chemist is titrating 175.9 mL of a 0.1800M solution of methylamine (CH,NH,) with a…

A:

Q: An analytical chemist is titrating 118.6 mL of a 0.5800M solution of diethylamine ((C,H,), NH) with…

A:

Q: An analytical chemist is titrating 234.9 mL of a 0.8800 M solution of isopropylamine 13),CHNH2) with…

A:

Q: An analytical chemist is titrating 170.2 mL of a 0.7700M solution of aniline (C,H,NH,) with a…

A: Weak base when titrated with strong acid below equivalence point acts as buffer solution as there…

Q: An analytical chemist is titrating 165.5 mL of a 1.100 M solution of propionic acid (HC,H,CO,) with…

A: Given, 165.5 mL of 1.100 M solution of Propionic acid  497.9 mL of 0.3900 M solution of KOH

Q: A solution is prepared that is initially 0.078M in propanoic acid (HC,H,CO,) and 0.38M in potassium…

A: We have to fill the table.

Q: An analytical chemist is titrating 214.6 mL of a 1.200M solution of propionic acid (HC,H,CO,) with a…

A: By the reaction of Propanoic acid and KOH potassium propanoate and salt.sodium propanoate and…

Q: An analytical chemist is titrating 247.0 mL of a 0.6700M solution of propionic acid (HC,H,CO,) with…

A:

Q: An analytical chemist is titrating 122.8 mL of a 1.100 M solution of propionic acid (HC,H,CO,) with…

A: Titrations of weak acids with bases are done to establish a quantitative relation among them as well…

Q: An analytical chemist is titrating 201.0 mL of a 0.5700 M solution of piperidine (C,HNH) with a…

A: The question is based on the concept of titrations.   we are titrating  a  strong acid with a weak…

Q: An analytical chemist is titrating 86.0 mL of a 0.2300M solution of propylamine (C,H,NH,) with a…

A: Here we are required to find the pH of the solution

Q: An analytical chemist is titrating 177.8 mL of a 0.8600 M solution of ethylamine (C,H,NH,) with a…

A: We have,   Let's calculate the number of moles of both, the acid and the base:

Q: An analytical chemist is titrating 133.0 mL of a 0.2700 M solution of piperidine (C,H, NH) with a…

A:

Q: An analytical chemist is titrating 188.7 ml of a 0.6500M solution of propylamine (C,H,NH,) with a…

A:

Q: An analytical chemist is titrating 159.6 ml. of a 0.7000 M solution of diethylamine ((GH), NH) with…

A:

Q: 10.0 cm³ of a solution of a strong acid with a pH of 3 is added to a volumetric flask and the total…

A: Given data: Volume of acid before adding water = 10 cm3 = 0.01 dm3  pH before dilution = 3 Volume of…

Q: An analytical chemist is titrating 243.9 mL of a 0.3300M solution of ammonia (NH,) with a 0.8900M…

A: The above-given problem can be solved using the Henderson-Hesselbalch equation. Given,pKb of ammonia…

Q: I. In the Henderson-Hasselbalch equation, the pH is equivalent to the pK, if the ratio of moles of…

A: pH of solution is defined as negative logarithm of hydrogen ions in the solution. pH means power of…

Q: An analytical chemist is titrating 139.8 mL of a 0.1600M solution of aniline (C,H,NH,) with a…

A: Given that, 139.8 mL of 0.1600 M of aniline was titrated with 0.6500 M solution of HNO3.  The pKb of…

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: An analytical chemist is titrating 165.1 mL of a 0.8800M solution of diethylamine (C,Hs) NH) with a…

A:

Q: An analytical chemist is titrating 64.7 mL of a 0.8500M solution of acetic acid (HCH₂CO₂) with a…

A: Here we are required to find the PH of the solution .

Q: An analytical chemist is titrating 202.9 mL of a 0.6300M solution of aniline (C,H,NH,) with a…

A:

Q: An analytical chemist is ttrating 179,5 ml. of a 0.5300 M solution of formic acid (H,Co.) with a…

A: Given,  Concentration of HCOOH = 0.5300 M  Volume of HCOOH = 179.5 mL  Molarity of HCOOH = 1.100 M…

Q: An analytical chemist Is titrating 100.6 mL of a 0.7200M solution of ammonla (NH,) with a 0.4000M…

A:

Q: An analytical chemist is titrating 83.7 mL of a 0.3300M solution of isopropylamine ((CH,) CHNH,)…

A: Given that : The volume of isopropylamine = 83.7 mL The molarity of isopropylamine = 0.3300 M The…

Q: An analytical chemist is titrating 151.8 mL of a 0.1600M solution of piperidine (C,HNH) with a…

A: Answer:  2.00

Q: Given that Ka’s for hydrofluoric acid (HF) and boric acid (H3BO3) are 6.3 × 10^–4and 5.4 × 10^–10,…

A: a) Given: Volume of HF=50 mL Concentration of HF= 0.2 M Concentration of NaH2BO3= 0.5 M Volume of…

Q: An analytical chemist is titrating 222.7 mL of a 0.6700 M solution of propylamine (C,H,NH,) with a…

A:

Q: An analytical chemist is titrating 207.8 ml of a 0.2600M solution of benzoic acid (HC, H,CO,) with a…

A: When NaOH is added to benzoic acid , benzoic acid will lose H+ ions , and form it's conjugate salt.…

Q: An analytical chemist is titrating 154.2 mL of a 0.6100 M solution of ethylamine (C,H,NH,) with a…

A: Given, Volume of C2H5NH2 = 154.2 mL = 0.1542 L Mass = 0.6100 M Volume of HNO3 = 293.8 mL = 0.2938 L…

Q: An analytical chemist is titrating 146.1 mL of a 0.4500M solution of ammonia (NH;) with a 0.4400M…

A:

Q: Calculate the pH of a solution formed by adding 2.00 grams of solid potassium cyanide, KCN, to 180.0…

A: Given,  adding 2.00 grams of solid potassium cyanide, KCN, to 180.0 ml of 0.340 M hydrocyanic acid…

Q: An analytical chemist is titrating 203,7 ml. of a 1.100M solution of butanoic acid (HC,H,Co,) with a…

A: For titration; MAVA=MBVB Where, MA is the molarity of acid, VA is the volume of acid, MB is the…

Q: An analytical chemist is titrating 147.3 mL of a 0.3200M solution of ammonia (NH,) with a 0.8200M…

A:

Q: An analytical chemist is titrating 184.0 mL of a 0.5400M solution of propylamine (C,H,NH,) with a…

A: Given: Concentration of C3H7NH2 (Assuming it B for ease) = 0.5400 M Volume of solution of B = 184.0…

Q: An analytical chemist is titrating 191.3 mL of a 0.2000 M solution of propylamine (C,H,NH,) with a…

A: Given: Volume of C3H7NH2 = 191.3 mL,      Molarity of C3H7NH2 = 0.2000 M Volume of HNO3 = 416.1 mL,…

Q: An analytical chemist is titrating 204.4 mL of a 0.9200 M solution of butanoic acid (HC₂H,CO₂) with…

A:

Q: An analytical chemist is titrating 122.9 mL of a 1.200M solution of propionic acid (HC,H,CO,) with a…

A: According to the mole concept, in terms of mass, the amount of substance in moles is equal to the…

Q: You are asked to prepare a buffer solution with a pH of 3.50. The following solutions, all 0.100 M,…

A: The available acids and their conjugate bases are: HCOOH, pKa = 3.745 CH3COOH, pKa = 4.75 H3PO4, pKa…

Q: An analytical chemist is titrating 86.9 mL of a 0.7900M solution of piperidine (C,HNH) with a…

A: Here we are required to find the pH of the solution

Q: An analytical chemist is titrating 119.2 mL of a 0.1800M solution of ammonia (NH,) with a 0.4500M…

A: NH3 reacts with HNO3 follows the given equation : HNO3 + NH3 ---> H2O + NH4NO3  Molarity =…

Q: A solution is prepared that is initially 0.095 M in propanoic acid (HC,H,Co,) and 0.31M in potassium…

A:

Q: An analytical chemist is titrating 191.4 mL of a 0.4200M solution of benzoic acid (HC,H5CO,) with a…

A: We can approach this question by calculating the millimoles reacting. Thus we can find the…

Q: An analytical chemist is titrating 122.9 mL of a 0.6300M solution of isopropylamine ((CH,), CHNH,)…

A:

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.