the pH of a buffer solution containing 0.1 M each of acetic acid and sodium acetate is 4.745 what will be the change in pH on adding 0.01 moles of * ?NAOH to 1.O L of solution

Q: How much 5,70 MNAOH must be added to 450.0 ml of a bulfer thát is 0.0195 Macetic acid and 0.0275 M…

A: Given: The volume of the buffer = 530.0 mL = 0.530 L Concentration of acetic acid = 0.0185 M…

Q: calculate the buffer capacity of a buffer consisiting 0.05 moles each of acetic acid and sodium…

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Q: A buffer solution is 0.467 M in HCIO and 0.321 M in NaCIO . If K, for HCIO is 3.5x10-8 , what is the…

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Q: termine the mass (in grams) of sodium formate that must be added to 1.00 L of 80 M formic acid to…

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Q: A chemist needs a buffer with pH 4.35. How many milliliters of pure acetic = 1.049 g/mL, Ka =…

A: pH of buffer solution =  4.35

Q: A 50.00 mL aliquot of 0.0100 M NH3 is titrated with 0.02136 M HCl. What is the pH of the solution at…

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Q: How many grams of solid ammonlum chloride should be added to 0.500 L. of a 0.128M ammonia solution…

A: Given:Buffer solution of ammonium chloride and ammonia solution. Ammonia solution = 0.128M Volume of…

Q: What mass of NH4Cl must be added to 0.750 L of a 0.100-M solution of NH3 to give a buffer solution…

A: Ammonia is a weak base and form a buffer solution with NH4Cl The pH of buffer is close to 9-10.…

Q: 100.0mL of a 0.050M HNO2 solution is titrated with a 0.10M NaOH solution. a) What is the pH of the…

A: Given: Volume of HNO2 = 100 ml Concentration of HNO2 = 0.05 M Volume of NaOH = 10 ml  Concentration…

Q: The K, for ammonia is 1.8 X 10 5. How many mL of a 0.70 M NH4CI solution is need when mixing with…

A: Given : Concentration of NH4Cl = 0.70 M Concentration of NH4OH = 1.0 M Volume of buffer = 50.0 mL…

Q: A buffer is made by adding 0.300 mol CH3COOH and 0.300 mol CH3COONa to enough water to make 1.000 L…

A: Given: A buffer is made of 0.300 mol CH3COOH and 0.300 mol CH3COONa.  pH of buffer is 4.74 Convert…

Q: A 22.3 ml sample of 0.367 M trimethylamine, (CH,),N, is titrated with 0.375 M hydroiodic acid. After…

A: Note - Since you have asked multiple questions, we are bound to solve only the first question for…

Q: ne Diubility of which salt could be decrease g by the additio O NaCI O PbCl2 О КОН LICI O KNO3

A: The solubility of which salt could be decreased by adding KCl :

Q: 8) Given a buffer solution that is 0.250 M in formic acid (HCOOH) and 0.150 M sodium formate…

A: From given data  Formic acid concentration [Acid]= 0.250 M Sodium formate concentration [Salt]=…

Q: 00 grams Ca(NO,), is placed in a 1150.ml 0.015M NH, ut of solution? What is the pH of the solution?…

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Q: A buffer is prepared by mixing 204 mL of 0.452 M HCl and0.500 L of 0.400 M sodium acetate. (a) What…

A: Given Data: The volume of HCl is 204.0 mL. The concentration of HCl is 0.452 M. The volume of sodium…

Q: A buffer solution is prepared by dissolving 1.000 g of ammonium chloride (NH,CI) into 100.00 mL of a…

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Q: When 50mL of 0.10 M  HOAc is titrated with 25mL of 0.1O M NaOH, the pH is

A: Given, Volume of acetic acid = 50mL. Concentration of acetic acid = 0.10M. Volume of NaOH = 25mL.…

Q: How much 6.01 MNaOH must be added to 520.0 mL of a buffer that is 0.0195 Macetic acid and 0.0240 M…

A: Given- Volume of buffer = 520.0 ml Concentration of acetic acid = 0.0195 M Concentration of sodium…

Q: How many grams of NaHCO3 should be mixed with 4.500 g of NaCO3 to produce 150.0 mL of buffer with a…

A: The given weight of Na2CO3 is 4.500 g. The molar mass of Na2CO3 is 105.98 g/mol. The formula to…

Q: 200 M solution of HF to make a buffer with a pH of 3.00? (Ka for IF is 6.8 x 10-4)

A: Buffer is a weak acid and acid conjugate with strong base. Use acidic buffer equation to get the…

Q: The pH of a buffer solution that is made by mixing 124 mL of 0.156 M of acetic acids (pls=4.74) with…

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Q: A buffer is prepared by adding 35 mL of 0.100 M hypochlorous acid, HOCl, to 65 mL of 0.300 M…

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Q: A 1.24-g sample of benzoic acid was dissolved in water to give 50.0 mL or solution. This solution…

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

Q: The buffer capacity of a solution is 0.02 .How much(ml) of 1.0 M solution of sodium hydroxide NaOH)…

A: Buffer solution :- A solution which resist the change in its pH value by the addition of small…

Q: How much 6.01 M NAOH must be added to 590.0 mL of a buffer that is 0.0210 Macetic acid and 0.0230 M…

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Q: How many milliters of 1.0 M NaOH must be added to a 200 mL of 0.10 M NaH2PO4 to make a buffer…

A: Given  pH of the solution = 7.5  Volume of NaH2PO4 taken = 200.0 ml Molarity of NaH2PO4 taken = 0.10…

Q: How many grams of NaF (41.98817 g/mol) would have to be added to 2.00 L of 0.100 M HF (20.01 g/mol)…

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Q: Some K2SO, and KHSO, are dissolved in 250.0 mL of solution and the resulting pH is 6.88. Which is…

A: A buffer solution is a solution that is formed by the combination of a weak acid and its conjugate…

Q: The pK, value for H2S is 7.00. What mole ratio of KHS to H2S is needed to prepare a buffer with a pH…

A: The henderson hasselbalch equation for weak acid, pH = pKa + log [conjugate base][acid]

Q: Calculate the pH of a HF/F- buffer solution after the addition of 32.65 mL of 0.100 M NaOH to 25.00…

A: A buffer solution is formed by the mixing of a weak acid and its conjugate base, or vice versa. The…

Q: Determine the pH of the buffer made by mixing 0.0300 mol HCl with 0.0500 mol CH3COONa in 2.00 L of…

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

Q: mole of solid NaOH is added to 1.00 L of each of the following solutions: a. 0.056 M propanoic acid…

A: Here we have to calculate the pH of the respective solution after addition of 0.16 moles of solid…

Q: You want to prepare a buffer solution with pH equal to 3. How many grams of NaF (41.99 g/mol) should…

A: pH of a buffer solution is equals to 3. Volume of HF = 250 mLConcentration of HF = 0.350 MWe have to…

Q: 1.48 L buffer solution consists of 0.332 M propanoic acid and 0.178 M sodium propanoate. Calculate…

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Q: A buffer solution is made that is 0.301 M in H2SO3 and 0.301 M in KHSO3. (1) If K, for H2SO3 is…

A: Since you have asked multiple question, we will solve the first question for you.If you want any…

Q: D. In a laboratory where NaHS and HCl are the only available reagents, how many mL of 1.00 M HCl…

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Q: A 21.7 mL sample of 0.303 M methylamine, CH3NH2, is titrated with 0.209 M hydroiodic acid. After…

A: The above given problem can be solved using Henderson-Hesselbalch equation for weak base and strong…

Q: The pK, value for H2S is 7.00. What mole ratio of KHS to H2S is needed to prepare a buffer with a pH…

A: The pH of the buffer solution can be evaluated using Henderson-Hasselbalch equation , which is…

Q: Calculate the pH at the equivalence point for the titration of 0.220 M methylamine (CH3NH2) with…

A: Given: Molarity of methylamine= 0.220 M Molarity of HCl= 0.220 M Dissociation constant for base…

Q: A chemistry graduate student is given 500. ml of a 0.90 M trimethylamine ((CH,),N) solution.…

A: The pH of a solution is guided by the concentration of hydrogen ions. Their concentration changes…

Q: What mass (in grams) of sodium acetate (CH3COONa) must be added to 100.00 mL of a 0.115 M solution…

A: Given data contains, Volume of solution = 100 mL = 0.100 L [CH3COOH] = 0.115 M pH of the solution =…

Q: What volume of 0.200 M HCl must be added to500.0 mL of 0.300 M sodium mandelate to producea buffer…

A: The no. of moles of solute to the volume of solution in litres is known as molarity.

Q: A 1.37 L buffer solution consists of 0.298 M propanoic acid and 0.175 M sodium propanoate. Calculate…

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Q: How many grams of Na2HPO4*2H2O must be added to 400 mL of 0.200 M H3PO4 to give a buffer of pH 7.30?

A: This question can be easily solved on the basis of the Handerson Hasselbach Equation which explains…

Q: A buffer solution is made using a weak acid, HA with a p?a of 7.77. If the ratio of [A−] to [HA] is…

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Q: An buffer is prepared by combining 4 L of a 0.57 M X solution with 4 L of an 0.57 molar HXCI…

A: Weak base are those base which does not dissociate completely in aqueous solution. Here X is weak…

Q: How many grams of solld ammonium chloride should be added to 0.500 L of a 5.15x10-2 M ammonla…

A: Given,  Molarity of  ammonia = 5.15 × 10-2 M.  Volume = 0.500L. The pH of the buffer is 8.730  The…

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.