Prepare 250 mL of 5.20 buffer from 1.00 M NaOAc and 1.00 M HUAC Ka-4.15 a. Volume of NaOAC: b. Volume of HOAC: c. pH of Buffer Solution:

Q: 5. For the reaction 2 NO2) = N;O(«) (a) At a given temperature, 1 mole of NO, is placed in a 10-1…

A: GIVEN: Number of mole NO2 = 1 mole number of mole N2O4 = 0.2 mole volume =10 L  find Keq = ?

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A: Alkylhalides undergo Nucleophilic Substitution reactions Reactivity order of alkylhalides is…

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A: Given the required pH of the buffer solution = 10.00 [H+] = 10-pH = 10-10.00 = 1.00*10-10

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A: Detail mechanistic pathway is given below to carry out the following conversion with appropriate…

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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: Write the condensed (noble-gas) electron configuration of Si.

A: The complete electron configuration of elements can be written by filling the electrons into…

Q: Identify the oxidation numbers to all the elements in each of the compound or ions Mg N2 O a Mg3=+2;…

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Q: Answer the following questions. 17.64a1 Would you expect the above compound to be aromatic? Yes O No

A: Given compound is :

Q: Question Find the normality of the base if 31.87 mL of the base is used in the standardization of…

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Q: 30. A sample of vinegar weighing 10.52 g is titrated with NaOH. The end point is overstepped, and…

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Q: 3. Complete and fully balance each equation. HNO3(ag)t NaOH(ag) → H2O(I) a. b. Zn(s)t CusO4(ag) →…

A: 3) Answer : a) HNO3(aq) + NaOH(aq)                                → NaNO3(aq) + H2O(l)    b) Zn(s) +…

Q: For the reaction 2 NO) N,Ote) (a) At a given temperature, 1 mole of NO, is placed in a 10-1…

A: 2NO2(g) <----> N2O4(g) I   1 mol                 0 C  -2x                    +x E 1-2x…

Q: 6. Arrange the following 0.01 M substances in order of increasing pH. HNO3: pK, = -1.38 HNO2: pk, =…

A: Given substances are :  a). HNO3 : pKa = -1.38  b). HNO2 : pKa = 3.14 c). HClO : pKa = 3.18 d). NH3…

Q: of H,O polar or non-polar? A) Linear M B) Linear M. polar 1-0-H C) Bent Mol D) Bent Mol polar E)…

A: Form the lewis structure,  H2O has two lone pairs and 2 singma bond. So Hybridization is sp3.

Q: exactly 250.0 mL in a volumetric flask. A 50.0 mL aliquot is withdrawn with a pipet and titrated…

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Q: Question 3 What type of bond is the C-Br bond in the nonpolar molecule carbon tetrabromide (CBr4)?…

A: We have to find ,what  type of C-Br bond in the nonpolar molecule carbon tetrabromide (CBr4)?

Q: What is the predicted product of the reaction shown? `NHCH3 CH;COĊCH3 excess ÓH OH `NHCH3 `NHCH3…

A: Detail mechanistic pathway is given below to find out the product

Q: 1.      The proportionality constant between an instrument readout and concentration is 54.2.…

A: Given, The proportionality constant of the instrument = 54.2

Q: In each of the following, enough data are given to calculate the indicated parameter(s).…

A: Answer: According to Beer-Lambert's law A=εbC Here: A=absorbanceε=molar absorptivityb=path…

Q: NUCLEAR REACTIONS Nickel-56 decays with a half-life of 6.075 days. 1. Write the balanced nuclear…

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

Q: How many moles of electrons are produced from a current of 18.0 A in 4.40 hours? (1 mole e= 96,485…

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Q: State and explain why 99m Tc is used in preference to 1231 for investigating cerebral blood flow in…

A: The answer is attached-:

Q: PROBLEM 2: Find the percent of each component in a 0.4740g of propanediiodic acid and aniline…

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Q: For the given reaction: OH ? ? + NaCI + H2O + NAOH Major substitution product Major elimination…

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Q: Consider the reaction: FeO (s) + Fe (s) + O2 (g) Fe203 (s) Given the following table of…

A: FeO(s) + Fe(s) + O2 ----> Fe2O3(s)

Q: Aluminum reacts with oxygen according to the following reaction: 4 Alls) + 30,(g) 2 Al;O(s) What is…

A: Aluminum reacts with oxygen to form aluminum oxide. The equation for the balanced chemical reaction…

Q: (d) Propose a reaction mechanism to account for the following reaction. AICI3

A: In this question we have to tell the mechanism of the given reaction.

Q: Identify the structure of intermediate B expected from the following reaction sequence. H2O/H,SO,…

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Q: Figure A. Rate of the reaction with increasing DER concentration while BLOOD and BEN concentrations…

A: Given: Run 0.375 M of BLOOD 0.06 M of BEN 1 M of DER dH2O 1 4.0 mL 2.50 mL 0.25 mL 8.25 mL 2…

Q: 2. Complete the following reactions ( H2SO3 + Ba(OH)2 > a. b. CAH9OH + 02 > с. Br2 + YF3 → d.…

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Q: 5. For the reaction 2 NOle) N,O() (a) At a given temperature, 1 mole of NO, is placed in a 10-/…

A: We need to find Keq for given reaction.

Q: A gas sample is initially at 32 degrees C but cools to 275 K.  After the heat loss, the gas takes up…

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Q: d.) Calculate the standard free energy change, AG cel, for the battery. F = 9.65 x 104 C/mol e.)…

A: Given :  Ag+(aq) + e- -----> Ag(s)  E° = 0.80 V  Cd+2(aq) + 2e- ------> Cd(s)  E° = -0.40 V…

Q: What is the Ka of 0.500M acetic acid if its ph is 3.7?

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Q: Give at least 10 chemical reactions that typically happen at home. For those reactions, identify the…

A: chemical reactions in daily life

Q: For the process of a certain liquid vaporizing at 1 atm, A H° vap = 68.5 kJ/mol and A S° vap=74.1…

A: Please note- As per our company guidelines we are supposed to answer only one question. Kindly…

Q: Consider the animation describing opperation of the mercury battery. What is the formula of the…

A: There are multiple sun part in this question. as per our company guidelines we are supposed to…

Q: Which of the following atoms is paramagnetic? A) AI В) Ва C) Kr D) Zn E) Хе

A: Which of the atoms is paramagnetic ?

Q: How do you prepare a 500mL solution of 3.0M H3PO4 from a concentrated solution that has a specific…

A: Dilution :-  If a solution of molarity M1 and volume V1 is diluted by adding water to a solution of…

Q: NUCLEAR REACTIONS Nickel-56 decays with a half-life of 6.075 days. 1. Write the balanced nuclear…

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Q: (1) Give the names of the two amino acids used to form the dipeptide shown below. Cy, N=C=N Ph Ph…

A: This question have multiple subparts so I will solved first three subparts for you. rest of…

Q: Joseph Priestley prepared oxygen by heating mercury(II) oxide. The compound HgO is stable at room…

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Q: A water sample is 0.00055 M in CaCOs (MW= 100.09 g/mol). The concentration in parts per million is (…

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Q: . You are an athlete weighing 78 kg. If you are required to lose 9 kg, what would your final weight…

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Q: One or more of the monomers below are needed to make the polymer -CH2 -CH2 CH CH2- n Choose which…

A: In this question, polymer is given to you and you need to find out the monomers for this polymer.…

Q: B. Gibbs Free Energy Given the AHo and ASO, calculate the AG° value for the reaction below and…

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Q: 4) Coleulare a) Vec at STP 6) molar volume [Zkaog c) % KClOg ON > 30z+ 2Kci]

A: The thermal decomposition of KClO3 produces oxygen gas along with solid potassium chloride. 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.