What is the final pH value of a buffer if 1 ml of hydrochloric acid (1 N) is added into 50 ml of prepared buffer solution? Show your calculation.

Q: What is the pH of a solution with 0.65 M lactic acid and 0.22 M sodium lactate? Include 3 sig figs…

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Q: Lemons get their sour flavor from citric acid (Ka = 7.4 x 10-4) a fresh squeezed lemon can have a…

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Q: the titration of 120 mL of 0.200 M HCl, what is the pH of the solution after 141.2 mL of 0.100 M…

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Q: Be sure to answer all parts. A 0.1276-g sample of a monoprotic acid (molar mass = 1.10 × 10² g/mol )…

A: Answer:

Q: How many g of sodium formate should be added to 250 ml of 0.2 M hydrochloric acid solution to obtain…

A: Given,  Volume of HCl = 250 mL  Molarity of HCl = 0.2 M  pH = 4.3  Mass of sodium formate in g = ?

Q: A solution contains 0.300 g HC2H3O2 in 50.0 mL of water. (Ka = 1.80*10-5)  -What is the pH of the…

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Q: Calculate the pH of a mixture that contains 0.12 M of HCl and 0.20 M of HCH,O.

A: [HCl] = 0.12 M [H+] = 0.12 M [HC6H5O] = 0.2 M                              HC6H5O ⇔ C6H5O-  +  H+…

Q: What is the pH of a solution that contains 0.10 M cyanic acid and 0.20 M sodium cyanate?

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A: Given data set: Volume of solution = 1700 ml = 1.7 L 1.35 M CH3COOH and 2.40 M CH3COONa. 85 ml of…

Q: 150.0 mL of 2.50 M NaOH is added to a 200.0 mL solution of 1.80 M HF. Assume that the volumes are…

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Q: Suppose you have just added 100.0 mL of a solution containing 0.5000 moles of acetic acid per liter…

A: Moles of NaOH added to acetic acid  = Molarity x volume (L) = 0.5000 M x 0.4000 = 0.2000 moles…

Q: A chemist makes a 1.0 L of a solution that is both 0.6 M NH3 and 0.8 M NH,CI. What is the pH of the…

A: NH3 and NH4Cl make basic buffer solution

Q: You have a 0.189 M solution of propanoic acid.  You add enough sodium propanoateto make the solution…

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Q: 3.Calculate the pH of the solution prepared by adding 0.10 mol each of hydroxylamine and…

A: Hydroxylamine is a weak base while hydrochloric acid is a strong acid that will react together to…

Q: What is the pH after 15.0 mL of 0.200 M HCl has been added to 100.0 mL of a buffer solution, X, with…

A: Given that,  Concentration of 100 mL weak base X solution = 0.70 M Moles of X in 100 mL buffer =…

Q: Calculate the pH when 64.0 mL of 0.250 M HCl is mixed with 40.0 mL of 0.150 M Ca(OH)₂.

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Q: Butyric acid, C3H;COOH, has ionization constant of 1.54 x 10-5. a) Calculate the pH of 50.0 mL of a…

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Q: If a buffer solution is 0.290M in a weak acid (K = 7.2 x 10) and 0.600 M in its conjugate base, what…

A: By using this formula we can calculate the pH of solution .

Q: Calculate the pH at the stoichiometric point when 50 mL of 0.080M propionic acid is titrated with…

A: Moles of propionic acid = 0.050L*0.080 = 0.004Mole(50mL= 0.050L)Mole acid (0.004Mole) = moles of…

Q: B) 100 mL of O.1 M HCI is titrated with 0.50M NAOH, Calculate the pH when 8.0 mL of NaOH has been…

A: The question is based on the concept of titrations. we have been given solution of hydrochloric acid…

Q: The pH of a 500.00 ml buffer solution containing sodium mandelate and mandelic acid (ka=…

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Q: pH=pKa if the pH of the buffer solution contains equal concentrations of a weak acid and its…

A: A buffer solution contains a weak acid and its conjugate base.  The pH of a buffer solution can be…

Q: In a titration of 64.0 mL of a 0.500 M solution of a diprotic acid H.C.H.O (malonic acid) with 0.255…

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Q: 5. A 1.50M acetic acid solution reacts with 20.0 mL 0.200M NaOH. If 20.0 mL of acid is used,…

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Q: If a buffer solution is made of 12.2 g of benzoic acid (C6H5COOH) and 7.20 g of sodium benzoate…

A: Given : buffer solution with mass of benzoic acid = 12.2 g And mass of sodium benzoate = 7.20 g…

Q: Calculate the pH when 25.36 mL of 0.100M NaOH has been added to the original 30.0mL of 0.100M Acetic…

A: Total volume of the solution (VT) after mixing the 25.36 mL of 0.100 M NaOH to 30.0 mL of 0.100 M…

Q: Calculate the pH of a solution that contains 0.10 M ammonium hydrochloride and 0.010 M HCl

A: GIVEN:- Calculate the pH of a solution that contains 0.10 M ammonium hydrochloride and 0.010 M HCl…

Q: A 17.8 mL solution of 0.100 mol L-1 NaOH is titrated using 0.150 mol L-1 HCl. What is the pH of the…

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Q: 0.25 mol of benzoic acid and 0.15 mol of sodium benzoate are dissolved in 1 L of water. What is the…

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Q: What is the pH of a solution resulting from 5.00 mL of 0.011 M HCl being added to 50.00 mL of pure…

A: 5.00 mL of 0.011 M HCl solution is diluted with 50.00 mL of pure water.Determine the concentration…

Q: The value of Ka for acetic acid is 1.75 × 10—5. The pH of a 0.100 M solution of acetic acid is:

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Q: 50.00 mL of a buffer solution contains 0.280 M HClO and 0.450 M NaClO.  If 25.00 mL of water is…

A: Given-> Volume of buffer = 50.00 ml Molarity of HClO = 0.280 M Molarity of NaClO = 0.450 M Volume…

Q: by the addition of strong base in a buffer, pH of the solution is maintained by?  1- Shifting…

A: Given ,  By the addition of strong base in a buffer, pH of the solution is maintained by?  1-…

Q: Calculate the pH of a mixture of 0.12 M acetic acid and 0.25 M sodium acetate. The pKa of acetic…

A: Given: Molarity of acetic acid = 0.12 M Molarity of sodium acetate = 0.25 M pKa of acetic acid =…

Q: In the lab, you have a beaker containing 40.0 mL of 0.50 M HNO2. If you add 20.0 mL of 1.0 M CSOH,…

A: HNO2 (nitrous acid) is weak acid and it's Ka value is 4.5 × 10-4   CsOH is a strong base. Equal…

Q: A 19 mL solution of 0.100 mol L-1 HCl is titrated using 0.150 mol L-1 NaOH. What is the pH of the…

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Q: What is the pH of the solution that is prepared when 121 g piperidinium chloride salt is dissolved…

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Q: Calculate the pH when 75.0 mL of 0.250 M HCl is mixed with 40.0 mL of 0.150 M Ca(OH)₂

A: According to the question, we need to calculate the pH when 75.0 mL of 0.250 M HCl is mixed with…

Q: If 14.0 mL of glacial acetic acid (pure HC2H3O2; Ka=1.8×10−5) is diluted to 1.50 L with water, what…

A: Given data Volume of acetic acid = 14.0 mL density of acetic acid = 1.05 g/mL Total Volume of…

Q: If titrating 25.00 mL of 0.115 M HCl with 0.0955 M NaOH, what is the pH of the solution after 10.48…

A: Given:Volume of HCl = 25.00 mLMolarity of HCl = 0.115 MMolarity of NaOH = 0.0955 MVolume of NaOH…

Q: The pH of a 500.00 mL buffer solution containing sodium mandelate and mandelic acid (ka= 3.89x10-4)…

A: Given that , The buffer solution is made up of sodiumandelate and Mandelic acid  Ka= 3.89 x 10-4 ao…

Q: If a buffer solution is 0.270 M in a weak acid (Ka = 7.5 x 10) and 0.570 M in its conjugate base,…

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Q: If a buffer solution is 0.300 M in a weak base (K₁ = 8.7 x 10-5) and 0.400 M in its conjugate acid,…

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Q: The pH of a 0.800 M aqueous solution of a weak acid is 1.99. What is the value of Ka for this acid?

A: Given  pH = 1.99 Concentration (c) = 0.800 M Ka =?

Q: You have been observing an insect that defends itself from enemies by secreting a caustic liquid.…

A: The relation given by Henderson Hasselbalch for calculating the pH of the weak acid solution is…

Q: 4. Twenty milliliters of 0.50 N HOAC is diluted with water to 100 mL, and the resulting solution is…

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Q: In the titration of 100.0 mL of 0.050 M HCl solution, what will be the pH after adding 30.0 of a…

A: Molarity = number of moles/volume (L)  So, moles = molarity × volume (L)  pH = -log[H+]

Q: 100 ml of 1 M CH3CO2H solution and add 4 g of NaOH. Calculate the pH of the solution?

A: Given data:

Q: If you are titrating a sample of NaPH of unknown concentration with HCl and use 0.154 mol of HCl to…

A: Acid-base titration: Titration is a method to determine the concentration of unknown acid by using…

Q: If 50.00 mL of a 0.1000 M hydrochloric solution is titrated with a 0.0985 M NaOH solution, what is…

A: Volume of hydrochloric solution=50.0mL Concentration of hydrochloric solution=0.1000M Concentration…

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.