A buffer is prepared by mixing 206 mL of 0.452 M HCl and 0.500 L of 0.400 M sodium acetate, NaC2H3O2. (Ka = 1.80 × 10−5)   What is the pH?

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A: Answer: F- ion is the conjugate base of HF which is a weak acid, therefore on adding in water its…

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Q: Part A The radioactive isotope 133 Xe is used in pulmonary respiratory studies to image the blood…

A: I don't know how much detail you want for this, but the simplestequation to use iswhere τ1/2 is the…

Q: Which of the following is a secondary amine? NH2 NH -NH2 d) `NH2 а) b)

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Q: i) Would you expect the rate of hydrolysis of methyl-p-fluorobenzoate (X = F) to be substantially…

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Q: 1. PBr, 2. NaNg, THF HO 3. Pd/C, H2 (Excess) 4. Mel (Excess) 5. Ag,0, H20 `NH2 NH2 A B D

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Q: Identify the oxidizing agent and the reducing agent of the following redox reaction.      CO(g) +…

A: Given :-  CO(g) + O3(g) → CO2(g)  To identify :-  oxidizing agent  reducing agent

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Q: A Moving to another question will save this response. Question 21 If n = 2, what value cannot mĮ…

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Q: Do you think that the formation of [CoCl4]2-(aq) is endothermic or exothermic? Explain.

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Q: Which one of these molecules is aromatic? (assume all are planar) D- B. С. D. Е. A.

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

Q: The Ka of hypochlorous acid (HClO) is 3.00 × 10^-8. What is the pH at 25.0 °C of an aqueous solution…

A: Given- Ka of hypochlorous acid =3.00×10-8 Concentration of hypochlorous acid =0.0200M

Q: 1. A gas occupies a volume of 31.0 L at 18.0"C. If the gas temperature rises to 36.0°C at constant…

A: The ideal gas equation is -  PV = nRT = wRT/MM  Where -  P = pressure  V = volume  n = number of…

Q: number of o bonds:

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Q: O CHEMICAL REACTIONS Using molarity to find solute mass and solution volume A chemist adds 390.0 mL…

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Q: Using molarity to find solute A chemist adds 70.0 mL of a 7.27 x 10 -4 mol/L copper(II) fluoride…

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Q: Match the given parts with the correct function integrator A. holds as the mobile phase detector B.…

A: In the given question, functions of several units of a standard hplc system are clearly discussed.

Q: It is desired to prepare 200 mL of a buffer solution of Ph 4.5 from acetic acid, CH3COOH and its…

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Q: Using molarity to find solute mass Iculate the volume in liters of a 0.208 mol/L copper(II) sulfate…

A: Given -> Molarity = 0.208 mole/L Weight of CuSO4 = 75.0 gm

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Q: -4 A chemistry graduate student is given 100. mL of a 1.50M trimethylamine (CH,),N)s solution.…

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Q: Ka for formic acid (HCO2H) is 1.8 × 10^-4 . What is Kb for the formate ion (HCO2−)?

A: Answer: HCOOH (formic acid) is the weak organic acid and HCOO- (formate ion) is its conjugate base.

Q: The molecular formula of N-methylacrylamide is C4H7ON. How many valence electrons are needed to draw…

A: The molecular formula of N-methylacrylamide is C4H7ON.

Q: Given data from the scale up synthesis of diethyl acetamidobenzylmalonate (Week 14 Content Area),…

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Q: What is the molar solubility of Ag2CO3 in an aqueous solution that is buffered to a pH of 2.37?…

A: Given: pH = 2.37  Ksp for Ag2CO3 = 8.1 x 10-12 K1 H2CO3 = 4.45x10-7 K2 for HCO3- = 4.69x10-11 Kw =…

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Q: retaining (1,4) B-mannosidase H20 HO HO но. OH но. но. но ÓH

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A: In this question, we have to balance the given reaction under basic medium.

Q: Not yet answer If you could compare the 'H NMR and IR spectra of vanillin with the 'H NMR and IR…

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Q: ¿Cuál de los siguientes es un dieno acumulado? I. IV. П. V. II.

A: Cumulatef diens means conjugate dienes , alkenes which have conjugated double bonds separated by…

Q: Calculating Solubility From Solubility Product Constant I'm having trouble finding a method that…

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Q: What is the volume, in milliliters, of each of the following diluted solutions? A 1.2 MM HClHCl…

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Q: CHEMWORK Choose the statements that are correct. (Select all that apply.) In a galvanic cell the…

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Q: Calculate the mass of vanadium(V) oxide (V,0,) that contains a million (1.000> 10) oxygen atoms. Be…

A: Given, Number of oxygen (O) atoms = 1.000 × 106 atoms mass of vanadium (V) oxide (V2O5) = ? Note:…

Q: A solution is prepared at 25 °C that is initially 0.26M in methylamine (CH,NH,), a weak base with…

A: this is a basic buffer , so we will use the formula of basic buffer.

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Q: What is the pH in the titration of 10 mL of 0.20 M carbonic acid by 0.10 M NaOH after adding 30 mL…

A: First we would Calculate moles of both acid and base. Carbonic acid is a diprotic acid , so it have…

Q: When this alkene is subjected to the conditions shown, two equivalents of a single product is…

A: Let's find the product of the given reaction in the question which is 2 equivalent.

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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.