o A 55.0 mL solution of 0.150 M potassium alaninate ( H₂NC₂H₂CO₂K) is titrated with 0.150 M HCl. The pKa values for the amino acid alanine are 2.344 (pKal) and 9.868 (pK₂2), which correspond to the carboxylic acid and amino groups, respectively. Calculate the pH at the first equivalence point. pH = Calculate the pH at the second equivalence point. pH = H₂N- CH3 -CH- K Potassium Alaninate

Q: Calculate the mass (in g) of sodium benzoate (NaC7HsO2) that would obtain a buffer with a pH of 4.30…

A: Henderson Hasselbalch equation for buffers: pH = pKa + log [salt]/[acid] Here acid is benzoic acid…

Q: Given aqueous solutions of 0.1 M weak acetic acid (CH3COOH, pKa=4.72) and 0.1 M sodium acetate…

A: Consider the volume of acetic acid in the final solution be x L and the volume of sodium acetate in…

Q: The pKa of hypochlorous acid is 7.530. A 59.0 mL solution of 0.133 M sodium hypochlorite (NaOCI) is…

A: Given :- The pka of hypochlorous acid is 7.530. A 59.0 mL solution of 0.133 M sodium hypochlorite…

Q: The bicarbonate/ carbonic acid buffer is of extreme importance to our bodies. The pH of importance…

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Q: What is the pH of a buffer solution that is 0.15 M puridine, C6H5N and 0.08 M pyridinium bromide…

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Q: A chemist titrates 170.0 mL of a 0.6472M cyanic acid (HCNO) solution with 0.6584M KOH solution at 25…

A: Given Volume of HCNO taken = 170.0 mL Molarity of HCNO = 0.6472 M  Moles of HCNO = Volume of HCNO…

Q: Liquid hexane (CH3(CH2),CH3) reacts with gaseous oxygen gas (0,) to produce gaseous carbon dioxide…

A: Given, Liquid hexane (C6H14) react with gaseous oxygen (O2) to produce gaseous carbon dioxide (CO2)…

Q: A chemistry graduate student is given 500. mL of a 0.40M ammonia (NH,) solution. Ammonia is a weak…

A: Henderson's equation: pOH = pKb + log[NH4Cl]/[NH3] pOH = 14 - pH

Q: A buffer consists of 0.150 M acid, HA, and 0.200 M of its conjugate base, A. If HA has a K, of 4.84…

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Q: Super Ninja has a 10.00 mL sample of 0.15 M of chlorous acid, HClO2(aq). 1)This acid is titrated…

A: Acid-Base titration is a titration where the strength of an acid or base is calculated by undergoing…

Q: An aqueous solution contains 0.415 M dimethylamine ((CH3)2NH). How many mL of 0.274 M perchloric…

A: An aqueous solution of 0.415 M dimethylamine (CH3)2NH0.274 M perchloric acidpH = 10.6Volume = 150 ml

Q: An aqueous solution contains 0.318 M dimethylamine ((CH3)2NH). How many mL of 0.209 M nitric acid…

A: Answer:Buffer solution is a type of solution that resists the change in its pH on adding small…

Q: You need to produce a carbonic (H,CO3)/bicarbonate buffer solution that has a pH of 4.50. You…

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Q: An analytical chemist is titrating 121.0 mL of a 0.3000M solution of isopropylamine ((CH) CHNH, with…

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Q: The pK, of hypochlorous acid is 7.530. A 59.0 mL solution of 0.114 M sodium hypochlorite (NaOCI) is…

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Q: An aqueous solution contains 0.447 M dimethylamine ((CH3)2NH). How many mL of 0.246 M…

A: we need to find the volume of 0.246 M perchloric acid added to form the buffer solution with pH…

Q: A chemistry graduate student is given 450. mL of a 1.50M chlorous acid (HCIO₂) solution. Chlorous…

A: A buffer solution is a solution that contains a mixture of a weak acid and its conjugate base or a…

Q: A buffer solution contains formic acid and a salt solution containing sodium formate. What is the pH…

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Q: An analytical chemist is titrating 185.8 mL of a 0.9600M solution of butanoic acid (HC3H,CO₂) with a…

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Q: The pK, of hypochlorous acid is 7.530. A 55.0 mL solution of 0.148 M sodium hypochlorite (NaOCI) is…

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Q: Calculate the pH for each of the cases in the titration of 25.0 mL of 0.110 M pyridine, CH-N(aq)…

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Q: A student makes a solution by mixing 27.6 mL of 0.100 M HA (pKa = 5.41) and 19.8 mL of 0.10 M sodium…

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Q: What mass (in g) of sodium formate, HCOONa, must be added to 10.0 L of a 0.483 M aqueous solution of…

A: Here, we have to find the mass of sodium formate that must be added to 10.0 L of a 0.483 M aqueous…

Q: A 1.361.36 L buffer solution consists of 0.1310.131 M butanoic acid, C3H7COOH and 0.3150.315 M…

A: 1.36 L buffer solution consists of 0.131 M butanoic acid, C3H7COOH and 0.315 M sodium butanoate,…

Q: What molar ratio of salt to acid would be required to prepare a buffer solution with a pH of 5.9?…

A: Since you have asked multiple question, as per our company guidelines we are supposed to answer the…

Q: A buffer is prepared by adding 150mL of KOH 1.00M to 250mL of H2PO4 1.00M. Calculate the moles of…

A: In the given question we have to calculate the mole of HCl that will be addade to this system to…

Q: A chemist titrates 90.0 mL of a 0.4988 M butanoic acid equivalence. The pK of butanoic acid is 4.82.…

A: INTRODUCTION: Hydrolysis of salt: The incident of interaction between cation and anions of the salt…

Q: The pH of a bicarbonate-carbonic acid buffer is 6.18. Calculate the ratio of the concentration of…

A: The ratio of [H2CO3] to that of [HCO3-] is determined by using Henderson-Hasselbalch equation.

Q: A student wishes to make a buffer that has a pH of 4.65.  The student has HNO2 and NaNO2.  Nitrous…

A: Volume of HNO2 = 100.0 mL = 0.1000 L Molarity of HNO2 = 0.100 M = 0.100 mol/L pH of buffer = 4.25…

Q: An aqueous solution contains 0.345 M dimethylamine ((CH3)2NH). How many mL of 0.370 M hydroiodic…

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Q: The p?apKa of hypochlorous acid is 7.5307.530. A 56.056.0 mL solution of 0.1000.100 M sodium…

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Q: Assume that you prepare a buffer by mixing 37 ml of 0.26 M acetic acid and 53 ml of 0.15 M sodium…

A: We have to calculate pH of the buffer solution

Q: A 40.00 solution of 0.1430 M chloroacetic acid (pKa = 2.865) is titrated with a 0.1500 M solution of…

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Q: An analytical chemist is titrating 72.2 mL of a 0.8900M solution of propionic acid (HC,H,CO,) with a…

A: Given that, An analytical chemist is titrating 72.2 mL of 0.89 (M) solution of propanoic acid with…

Q: A sample of 50.0 mL of 2.0 M HNO, (pKa=3.398) is titrated with 1.0 M KOH. Determine the pH after the…

A: We are authorized to answer three subparts at a time, since you have not mentioned which part you…

Q: An analytical chemist Is titrating 235.4 mL of a 0.7900M solution of acetic acid (HCH,Co,) with a…

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Q: An analytical chemist is titrating 152.0 mL of a 0.2100 M solution of benzoic acid (HCH,CO,) with a…

A: The reaction of benzoic acid with sodium hydroxide will produce an acidic buffer solution. In the…

Q: Determine the pH at the point in the titration of 40.0 mL of 0.200M H2NNH2 with 0.100 M HNO: after…

A: Given: volume of NH2NH2 = 40.0 mL Molarity of NH2NH2 = 0.200 M volume of HNO3 = 80.0 mL Molarity of…

Q: A buffer solution that is 0.499 M in HC10 and 0.499 M in KC10 has a pH of 7.46 . Addition of which…

A: Hello. Since your question has multiple parts, we will solve the first question for you. If you want…

Q: Determine the mass of solid NaCH₃COO that must be dissolved in an existing 500.0 mL solution of…

A: Given that, Ka for CH₃COOH is 1.8 × 10-5

Q: in an acidbase titration, 10.0 mL (VB)of NH3 (Ka(NH+) = 5.8*10^ - 19) 0.18 M (CB) are titrated at…

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Q: A buffer solution is made that is 0.339 M in HF and 0.339 M in KF. If K, for HF is 7.20 × 10-4, what…

A: [HF] = 0.339 M [KF] = 0.339 M Acid dissociation constant, Ka for HF = 7.20 × 10-4  We need to find…

Q: We have a titration for the titration of 50.0 mL of 0.425 M lactic acid, a monoprotic acid, (Ka =…

A: 1 mole of H+ react with 1 mole of OH- to form H2O. This is the real meaning of neutralisation…

Q: When a 24.4 mL sample of a 0.357 M aqueous hydrocyanic acid solution is titrated with a 0.322 M…

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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.