What will be the pH of the solution prepared by dissolving 8.35 g of aniline hydrochloride (C6H5NH3 + Cl-) in 750 mL of 0.215 M aniline (C6H5NH2)? Is this solution an effective buffer? Explain (Kb = 7.4 × 10-10 for aniline, C: 12.0 g / mol, H: 1.0 g / mol, N: 14.0 g / mol, Cl: 35.4 g / mol) .

Q: What is the molar solubility of Agl Ksp= 8.3 x 10^-17 in the presence of 0.05 M KNO3? A. 1.29x10^-16…

A: Molarity of KNO3 = 0.05M KNO3 is a strong electrolyte and dissociates completely to furnish ions.…

Q: What is the pH of the buffer solution that contains 1.6 g of NH4Cl in 250 mL of 0.060 M NH3? Is the…

A: pH of a basic buffer can be calculated using Henderson-Hasselbach equation: pH=14-(pKb+logB+BOH)

Q: given 250. ml. of a 0.80 M diethylamine (C2H5)2NH2Br solution. Diethylamine-3 is a weak base with K,…

A: Given, Volume of Base  = 250. ml = 0.250 L Concentration of Base = 0.80 M   Mole of Base =0.80 ×…

Q: A chemistry graduate student is given 450. mL of a 1.80M nitrous acid (HNO, solution. Nitrous acid…

A: Given data: The volume of buffer = 450 mL = 0.45 L. The concentration of HNO2 [HNO2] = 1.80 M. The…

Q: What are the molar concentrations of acetic acid (CH,COOH) and sodium acetate (CH, COONA) in an…

A:

Q: 6.46 x 10- , is titrated with a 0.1000 M NaOH solution. Calculate the pH at the following points: 5…

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

Q: 5mL of 0.150 M ammonia (NH3) is titrated with 0.100 M hydrochloric acid (HCl). The Kb for ammonia is…

A: Introduction: Introduction: Hydrogen chloride acid neutralizes ammonia and produces ammonium ions…

Q: A buffer is prepared such that [CH3COOH]0 = [CH3COO−]0 = 0.050 M. Calculate the volume of 0.10 M…

A: Buffer capacity is used to determine the buffer solutions resistance to changes in pH when a strong…

Q: Morphine, C17H19O3N, is a weak base (Kb = 7.4 X 10-7) . Consider its titration with hydrochloric…

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

Q: .Suppose polyprotic acid H3X with Ka1=10-2, Ka2=10-5, Ka3 =10-10 . Answer the following questions…

A: From the question it is clear that the given acid is triprotic and its respective first, second and…

Q: You have75.0 mL of a 0.25M solution of a weak base, ethanol amine, HOC2H4NH2, with a kb= 2.8x10^-5.…

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

Q: A chemistry graduate student is given 250. mL of a 1.10 M trimethylamine ((CH;),N) s solution.…

A:

Q: A chemistry graduate student is given 450. mL of a 0.90 M nitrous acid (HNO₂) solution. Nitrous acid…

A:

Q: please highlight the correct answer

A: The centre of the part of the curve where the pH changes drastically with a very small change in the…

Q: Consider an analyte solution of 50.0 mL of 0.050 M hydrochloric acid, HCl, titrated against 0.10 M…

A:

Q: A chemistry graduate student Is glven 100. mL of a 0.70M trimethylamine ((CH,) N solution.…

A:

Q: 9. A buffer solution is made of 6.1 g of benzoic acid (C6H5COOH) and 0.60 g of sodium benzoate…

A: First calculate the conc of each . Then applying Henderson equation we can calculate the pH.  The…

Q: What ratio of NaCN to HCN is needed to prepare a pH 10.00 buffer? (Ka of HCN is 4.9 x 10-10)

A:

Q: Zinc hydroxide Zn(OH)2 has Ksp= 4.5x10-17In pure water calculate its malor solubility

A: The solubility constant is the measure of the extent of the solubility of a substance. The…

Q: A chemistry graduate student is given 125. mL of a 1.50M diethylamine ((C,H, NH solution.…

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

Q: 1. Acetate buffers are used in biochemical studies of enzymes and other chemical components of cells…

A: The Ka value of acetic acid is 1.8 × 10-5.pKa = -log(Ka) = -log(1.8 × 10-5) = 4.74.concentration of…

Q: A chemistry graduate student is given 100. mL of a 0.50 M pyridine (CH,N) solution. Pyridine is a…

A:

Q: 5 mL of 0.150 M ammonia (NH3) is titrated with 0.100 M hydrochloric acid (HCl). The Kb for ammonia…

A:

Q: What is the pH of the buffer solution that contains 2.1 g of NH4Cl in 250 mL of 0.12 M NH3? Is the…

A: Buffer solutions are designated as alkaline buffer solutions and acidic buffer solutions. Given…

Q: Consider a buffer made by adding 32.7 g of (CH₃)₂NH₂I to 250.0 mL of 1.42 M (CH₃)₂NH (Kb = 5.4 x…

A: Number of Mole- Ratio of given mass of substance to the molar mass of substance is called number of…

Q: A chemistry graduate student is given 250. mL of a 1.80M pyridine (C,H,N) solution. Pyridine is a…

A: Given: volume of pyridine=250.0 mLMolarity of pyridine=1.80 MKs of pyridine=1.7×10-9pH=4.89

Q: A student titrates 20.0 mL of 1.84 M HCl with a weak base (Kb = 2.33 x 10−6). The weak base and HCl…

A: Given values: Volume (V1) of HCl = 20 mL Molarity (M1) of HCl = 1.84 M Kb = 2.33 × 10-6 Volume (V2)…

Q: A buffer that contains 0.22 M of acid, HY and 0.22 M of its conjugate base Y-, has a pH of 3.92.…

A: Given: Initial molarity of acid, HY = 0.22 M Initial molarity of conjugate base, Y- = 0.22 M  pH of…

Q: A chemistry graduate student is given 250. mL of a 0.80M pyridine (C.H,N) solution. Pyridine is a…

A: Buffer problem and their detailed solution with reference to the question is given in step-2  first…

Q: Consider the reaction of a 20.0 mL of 0.220 M C₅H₅NHCl (Ka = 5.9 x 10⁻⁶) with 12.0 mL of 0.241 M…

A: When CsOH ( a base ) is added to C5H5NHCl ,  It will act as an acid and lose H+ ions and give its…

Q: Please help me...... a. Do you expect the pH at the equivalence to be lowest when a 0.0500 M…

A:

Q: Cacodylic acid (dimethylarsinic acid, HASO2(CH3)2) is a common buffer used in biology to prepare and…

A:

Q: 20.00 mL of 0.250 M propanoic acid, C3H7COOH, is titrated with 0.125 M NaOH. Calculate the pH for…

A: Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for…

Q: 1)Write a balanced chemical equation for the reaction of ammonia and hydrochloric acid and a…

A:

Q: The following plot shows two titration curves, each representing the titration of 50.00 mL of 0.100…

A: Strong acid has the initial pH in the range of 1~3 and weak acid have initial pH ~3-9. So, below…

Q: A phenol/phenolate buffer was made up by mixing 0.0125 mol of phenol (C6H5OH) and 0.0135 m of…

A: Given : Moles of phenol = 0.0125 mol Moles of phenolate = 0.0135 mol Volume of buffer = 500 mL = 500…

Q: -4 What A chemistry graduate student is given 100. mL of a 1.10 M trimethylamine ((CH,) N) solution.…

A: From the buffer solution of (CH3)3N and (CH3)3NHBr: [Salt]: Salt concentration. [base]: base…

Q: This is the structure of the antibiotic flucloxacillin (mw 454, solubility at 25°C = 4.4 x 10-4 M).…

A: The given antibiotic molecule has an acidic carboxylic acid (-COOH) group for which it has an acidic…

Q: If you mix 125.0  mL of 0.50 M CH3CO2H with 75.0 mL of 0.83 M NaOH, what is the pH of the resulting…

A:

Q: A chemistry graduate student is given 300. mL of a 1.70 M pyridine (C,H;N) solution. Pyridine is a…

A:

Q: A chemistry graduate student is given 450. mL of a 0.50M methylamine (CH,NH,) solution. Methylamine…

A:

Q: What mass (in g) of ammonium chloride (NH4Cl) should be added to 2.60 L of a 0.155 M NH3 to obtain a…

A: Buffer solution is made of weak acid or base and their corresponding conjugate base or acid…

Q: The solubility constant of lead (II) hydroxide [Pb(OH)2] is 1.2 x 10-15.  If 100.0 g of this…

A: The molar solubility (s) of [Pb(OH)2] is calculated as shown below. On substitution, the molar…

Q: A solution is prepared by dissolving 0.350 g of benzoic acid, HC7H5O2, in water to make 100.0 mL of…

A: Acid is one of those species that undergoes dissolution and releases H+ ions. When a certain…

Q: 9) A 50.0 mL of a 0.100 M ammonia (NH,) solution is titrated with 0.150 M HCI. The k of ammonia is…

A:

Q: A chemistry graduate student is given 300. mL of a 0.80 M methylamine (CH, NH,) solution.…

A: Given: Volume of solution = 300 mLMolarity of CH3NH2 = 0.80 MpH of solution = 10.92Kb of CH3NH2 =…

Q: A 100.-mL sample of a 0.10 M solution of H 3PO 4 is titrated with 0.30 M NaOH. What volume of base…

A: Given -> Volume of H3PO4 = 100 ml Molarity of H3PO4 = 0.10 M Molarity of NaOH = 0.30 M

Q: A chemistry graduate student is given 300. mL of a 1.60M pyridine (C H,N) solution. Pyridine is a…

A: I am providing you an image that has solution of his question please have a look and try to…

Q: 9 If the dissociation constant of a weak acid is 1.4 x 10-5, at what ratio should you adjust the…

A: Dissociation constant of a weak acid is 1.4 ×10–5. Given some ratios of concentration of weak acid…

Q: A weak base, ammonia, is to be titrated with hydrochloric acid. A volume of 30.0 mL of the 0.75 M…

A: Answer: This question is based on the titration of weak base against strong acid where weak base is…

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.