A solution prepared by mixing 1.73 of propionic acid (HC3H5O2) and 0.53 g of NaOH in water (Ka propionic acid = 1.4 x 10^-5 ). a) calculate the moles of the reactants. Which is the limiting reactant? b) What will be the moles of the products? What are the moles of the excess reactant? c) calculate the pH of the acid buffer

Q: What is the pH at the equivalence point if it requires 28.50 mL of 0.1208 M KOH to completely…

A: Solution- Introduction According to Le Chatelier’s principle, “When a system experiences any…

Q: What is the change in pH when 0.0450 mol of NaOH is added to 1.00 L of a solution that is 0.100 M in…

A: Given- Concentration of NH3 = 0.100 M concentration of NH4Cl = 0.100 M Volume of solution = 1.00 L…

Q: 22) A student prepares aqueous sodium benzoate by adding 3.78 g of solid benzoic acid to 12 mL of 3…

A: Percent recovery can be expressed as follows:   Percent recovery  =  Amount of substabce…

Q: solution is prepared by mixing 500 mL of 0.1 M HNO3 with 500 mL of 0.1 M Ca(OH)2. What is the pH of…

A: We will calculate pH by the help of given information

Q: 1. A 0.270 M solution of sodium formate, used in several fabric dyeing and printing processes, is…

A: Given that : Molarity of sodium formate (HCOONa) = 0.270 M Volume of this sodium solution = 75.0 mL…

Q: If a buffer solution is made from 300.0 mL of 2.2 M pyridine salt mixed with 350.0 mL of 2.0 M…

A: Given, A buffer solution of 300.0 mL of 2.2 M pyridine salt mixed with 350.0 mL of 2.0 M pyridine.…

Q: A solution is prepared by adding 100 mL of 1.0 M HC,H,O,(aq) to 100 mL of 1.0 M NaC,H,O,(aq). The…

A: A buffer is a solution of a weak acid and its conjugate base that resists any change in the pH. The…

Q: 27.75 mLmL of 0.349 M HClM HCl is used to titrate 10.0 mLmL of aqueous ammonia to a methyl red…

A:

Q: A buffer, consisting of H2PO4- and HPO42-, helps control the pH of physiological fluids. Many…

A: The mass of NaH2PO4 is 6.5 g. The mass of Na2HPO4 is 8.0g. The Volume of the solution is 355 mL. We…

Q: Sodium benzoate, NaC6H5COO (molar mass 144.1 g mol-1) is a common food preservative. The Ka of…

A: Given data, Ka of Benzoic acid = 1.6 x 10-5 Molarity of HCl = 1.20 M Molar mass of sodium benzoate =…

Q: An aqueous solution of 45 mL of 0.28 M NaOH is titrated with an aqueous solution containing 0.15 M…

A: Consider the balanced equation for the reaction of NaOH and HCl is as follows; NaOH   +    HCl    →…

Q: What is the pH at the equivalence point?

A: We have to find the pH of solution

Q: An unknown hydroxide of the formula X(OH)2 is only slightly soluble in water. A scientist is curious…

A:

Q: If a buffer solution is made from 300.0 mL of 2.2 M pyridine salt mixed with 350.0 mL of 2.0 M…

A:

Q: A student performs a titration between 10.0 mL of a 0.25 M weak acid HA(aq) (Ka = 2.45 x 10 −5) and…

A: GIVEN: Volume of weak acid, HA =10.0 mL  Concentration of weak acid, HA = 0.25 M Ka = 2.45 x 10 −5…

Q: Assume you dissolve 0.333 g of the weak acid benzoic acid, CH, CO₂H, in enough water to make 1.00 x…

A:

Q: You are running a titration. You have placed 40.0 mL of 0.200 M chlorous acid, HCIO2, in a flask and…

A: mmoles of HClO2 = 40 x 0.2 = 8 mmoles  mmoles of KOH = 80 x 0.1 = 8 mmoles  KOH + HClO2 ----->…

Q: Sodium benzoate, the sodium salt of benzoic acid, is used as a food preservative. A sample…

A: moles of HCl added = molarity x volume in mL                                 = 0.5 M x 50 ml = 25…

Q: Q2. 0.5 M acetic acid in volume of 50 mL is titrated with 0.2 M NAOH after 50 ml of 0.2 M NaOH is…

A:

Q: A solution of the weak acid HA is prepared by dissolving 2.70 g of HA in 100.0 mL water. The…

A: Given data,Mass of HA=2.70gMolarity of NaOH=0.500MVolume of NaOH=31.0mL

Q: For a titration to be effective, the reaction must be rapid and the yield of the reaction must…

A: Interpretation- Blanks in the sentences are to be filled with appropriate options.

Q: Benzoic acid, C6H5COOH, dissociates in water as shown in the equation below.  A 40.0 mL sample of an…

A: Weak acid and strong base titration: The direct transfer of protons from the weak acid to the…

Q: 1. A 25 ml solution of 0.20M HNO3 was mixed with 20 ml of 0.40M HCI at 25 °C. The solution is then…

A: The question is based on the concepts of solutions. we are adding acids and base to the solution.…

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: A solution of the weak acid HA is prepared by dissolving 2.20 g of HA in 100.0 mL water. The…

A: Given: Mass of HA = 2.20 g. Concentration of NaOH = 0.500 M Volume of NaOH solution required = 31.1…

Q: A 0.1276-g sample of a monoprotic acid (molar mass-1.10 x 102 g/mol) was dissolved in 25.0 mL of…

A: Given that, 0.1276 g of a monoprotic acid is dissolved in 25 mL of water. The molar mass of that…

Q: A 20.00 mL aliquot of sorbic acid solution (HC6H7O2) was titrated with 0.0985 M NaOH * (aq) using…

A:

Q: Which statement describes the action of a buffer composed of acetic acid (CH3COOH) and sodium…

A: Hi! Thank you for the question As per the honor code, We’ll answer the first question since the…

Q: A chemistry graduate student is given 100. mL of a 0.40M nitrous acid (HNO,) solution. Nitrous acid…

A: Mass of NaNo2 required= 1.79 g

Q: solution is formed by adding 0.200 moles of solid potassium nitrite, KNO₂, to 500.0 ml of 0.600 M…

A: The question is based on the concept of buffer solution.   A buffer is a solution which resist any…

Q: ssume you dissolve 0.235 g of the weak acid benzoic acid, C6H5CO2H, in enough water to make 7.00 ✕…

A: The given reaction is: C6H5CO2H(aq) + OH-(aq)  →→  C6H5CO2-(aq) + H2O(ℓ) The mass of benzoic acid =…

Q: Consider the titration of a strong acid, HClO4, with a strong base, KOH. What is the pH of the…

A: Given: 20.0 mL of 0.150 M HClO4  30.0 mL of 0.125 M KOH.

Q: original buffer solution has a pH of 4.76 diluted HCl solution and original buffer solution has a…

A: Given: pH of original buffer solution = 4.76 pH of diluted HCl solution and original buffer solution…

Q: hydroxide of the formula X(OH)2 is only slightly soluble in water. A scientist is curious as to what…

A: Since your question has multiple sub-parts, we will answer the first three sub-parts for you. If you…

Q: Calculate the pH of a 1.26 M solution of a weak BOH, for instace NH4OH, often written as NH3, and…

A:

Q: A buffer solution is 0.389 M in H3PO4 and 0.351 M in NaH PO4. If Kal for H3PO4 is 7.5 x 10°, what is…

A: The given data is as follows:  The concentration of H3PO4 = 0.389 M The concentration of NaH2PO4 =…

Q: A 6.25−g quantity of a diprotic acid was dissolved in water and made up to exactly 275 mL. Calculate…

A: A diprotic acid is that which can release two protons. For complete neutralization of such acid,…

Q: The pH of a 1.00 M NaCH3COO (aq) solution is 9.38. a) HCl (aq) is added to 1.00 L solution of 1.00…

A: The buffer solution is the solution that resists changes in the pH of the solution when a small…

Q: You are titrating 21.00ml of a 0.850 M solution of NH3(ammonia) with a strong acid. If you add…

A: A basic buffer is acquired on mixing weak bases with their conjugate salts in a definite ratio. They…

Q: A chemist needs to determine the concentration of a solution of nitric acid, HNO3 . She puts 905 mL…

A: Given data:- The volume of HNO3 taken = 905 ml = 0.905 L The concentration of Ba(OH)2 = 0.600…

Q: The correct indicator was added to 25.00 ml of a 0.1345 M solution of propanoic acid (CH,CH;COOH)…

A: Propanoic acid is titrated with sodium hydroxide.

Q: Write the balanced NET IONIC equation for the reaction that occurs when nitric acid and sodium…

A: The chemical equations should be balanced in accordance with the law of conservation of mass. This…

Q: many mL of 0.2016 M KOH would be expected to be used in the titration of 0.3266 g of a diprotic acid…

A: Given -> Molarity of KOH = 0.2016 M Weight of diprotic acid = 0.3266 gm Molar mass of diprotic…

Q: Aluminum hydroxide (Al(OH)3 - solubility product of 1.3x10-32), a waste product from several…

A: Given that value of solubility productKsp of AlOH3 is 1.3×10-32We have to find the solubility of…

Q: Consider a solution that is 0.046 M HF and 0.022 M NaF. 1) What is the pH of this solution? 2) What…

A: Given: Concentration of HF = 0.046 M And concentration of NaF = 0.022 M

Q: Write the balanced NET IONIC equation for the reaction that occurs when nitric acid and calcium…

A: Formula for Nitric acid is HNO3 Calcium hypochlorite is Ca(ClO)2

Q: Super Ninja has a 10.00 mL sample of 0.15 M of chlorous acid, HClO2(aq). 1. Is this a strong or…

A: 1.      O=Cl-O-H   In HClO2, one  oxygen atom is attached to Cl via double bond and one oxygen atom…

Q: Calculate the resulting pH when 1.00L of 1.00M H2SO4 is added to a tank containing 1.00*107 L of…

A: From the molarity: M: molarity in mole/Litre. n: number of moles. V: volume in Litre.

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.