Synthesize the following from benzene or toluene, and/or small alcohols, using formaldehyde or ethylene oxide if needed:

Q: Calculate the entropy of mixing (in J/K) when 1.29 mol of hexane is mixed with 2.49 mol of heptane…

A: we are given mixture of two gases hexane and heptane and asked to calculate entropy of mixing.

Q: Would you help me how to solve it please ?

A: Bronsted acid base concept is based on the proton (H+) concept. Conjugate acid- base pair is formed…

Q: 1. A voltaic cell is constructed with an Ag/Ag+ half-cell and a Pb/Pb2+ half-cell. a. Write balanced…

A: For construction of voltaic cell, one has to know about the reduction potential of both the system.…

Q: Draw the structures of the products for the following reactions.

A: Aromatic electrophilic substitution reaction: Aromatic electrophilic substitution reactions are the…

Q: Choose the correct set of reagents that would lead to this major product under these conditions. HBr…

A: We have to chose the reagent to carry out the given transformation. Introduction: The…

Q: 5. What mass of each of the following substances can be produced in 1.0 h with a current of 15 A? a.…

A: This is a simple problem of faraday law i.e. passing IF amount of charge through the solution , upon…

Q: by measuring out  78.8mg  of  FeBr3  into a  100.mL  volumetric flask and filling to the mark…

A: Given data :  Mass of FeBr3 = 78.8 mg = 0.0788 g (1 g = 1000 mg )  Molar mass of FeBr3 = 295.6 g/mol…

Q: Some soluble compounds are listed in the table below. Complete the table by filling in the name or…

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Q: Consider that benzoic acid is a weak acid which has a Ka of 6.3 x 10-5 . C6H5COOH → C6H5COO- + H+…

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Q: 14.00 mL of deionized water is added to 35.00 mL 0.250 M hydrochloric acid. Calculate the molarity…

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Q: Use the pH interactive to classify each item to the proper solution. 0.1 M HCI pH = 1 pH = 13 strong…

A: The solutions given are 0.1 M HCl, 0.1 M HC2H3O2, 0.1 M NaOH, 0.1 M NH3.

Q: By titration, it is found that 47.1 mL of 0.171 M NaOH(aq) is needed to neutralize 25.0 mL of…

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Q: Ignoring the possibility of stereoisomers, what is the IUPAC name of the following substance?…

A: Since,Rule of IUPAC-1) Longest chain as parent chain.2) Numbering start from those side where more…

Q: A galvanic cell at a temperature of 25.0 °C is powered by the following redox reaction: 210, (aq)…

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Q: A student weights out 1.118g of impure KHP, dissolves the sample in deionized water and titrate it…

A: We need to find the percentage KHP in the given sample. We are provided that 1.118g of impure KHP,…

Q: Predict the major organic product for the following reactions.

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Q: The first two particles emitted in the decay series for Bismuth (Bi)-210 are beta and then alpha.…

A: Bismuth has an atomic number of 83 and mass number of 210. Alpha decay is a nuclear decay process in…

Q: Using a coffee cup calorimeter, determine the enthalpy of reaction (in kJ) if the reaction media is…

A: Volume of solution V = 150.0 mL  density = 1.000 g/mL  Therefore, mass of solution = 1.000 g/mL *…

Q: A mixture of gas contain 4.00 g of element A and 4.00 g of element B.  Element A has a molar mass of…

A: To solve this problem we have to calculate the mole fraction of A and B .

Q: H3O*, KMnO4 cold dilute neutral KMnO4 1. 03 2. Zn, H3O+

A: In the question, all the given reagents are oxidising reagents. It will oxidise alkene to carbonyl…

Q: A. Br2, CCl4 Br2, H₂O

A: Since you asked multiple questions so as per Q&A guidelines of portal I solved first question…

Q: The Ksp of PbBr₂ is 6.60 x 10-6. What is the molar solubility of PbBr₂ in pure water? molar…

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Q: (4) Please write the equation for the measurement of glucose using 3,5-dinitrosalicylic acid (DNS)?…

A: We have to write the equation between the glucose and 3,5-Dinitrosalicylic acid (DNS) which resulted…

Q: A flask is charged with 0.140 mol of A and allowed to react to form B according to the following…

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Q: Predict the H NMR Spectrum of product. 1. Identify unique H groups and label Hª, H, H²..... of each…

A: The splitting of proton NMR signals follows n+1 rule where n is the number of hydrogens present on…

Q: 10. The following disaccharide is: CH₂OH MA OH CH₂OH A) an a anomer and a reducing sugar B) a B…

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Q: Ions that form from one atom on the Periodic Table are call monatomic ions. However not all ionic…

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Q: 17. Fill in the Boxes. PH Hg(OAc)2 THF, ethanol Br NaBH4 Br Br Br Br Br

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Q: Calculate [H3O+] for a solution of pH 4.3.

A: Given pH = 4.3  The hydronium ion concentration is calculated by using :  pH = -log[H3O+]  [H3O+] =…

Q: 1. The vapour pressure of CCl4 at 20°º℃ is 11.9 kPa and its enthalpy of vaporization is 33.0 kJ…

A: From the question we have, The vapor pressure of CCl4 at temperature (T1) = P1 = 11.9 kPa The…

Q: Determine the moles of AlCl₃ produced when 4.75 grams of Cl₂reacts with Al accordingto the following…

A: Given :  Mass of Cl2 = 4.75 grams

Q: What is the pH for a solution with [OH-] = 8.9 × 10-⁹ M?

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Q: How much heat, in joules, must be absorbed to raise the temperature of a 125g copper ingot from 14.0…

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Q: ) Given the absorbance spectrum shown below, what wavelength of light would you use for nickel(II)…

A: Absorbance is defined by the amount of light absorbed by the sample at a particular wavelength. In…

Q: Concentration=2.5 X 10^3  μM OD400nm=0.859 1cm cuvette is used what is the extinction coefficient…

A: The extinction coefficient can be calculated as:

Q: 8. Fill in the table below. The answer are all ionic Compounds consisting of monatomic ions. The…

A: To provide the formula of the correct ionic product formed by the reaction of given metal with non…

Q: When 1.14 g of S is burned in the presence of O₂ to give SO₂, 10.3 kJ is released. From this…

A: Atomic mass of sulfur = 32.065 g/mole

Q: A. a) H CI b) Br 1) In the space above labeled "b)", draw the mirror image of molecule a. 2) Build…

A: Given that, a Fischer projection of a molecule 1-Bromo-1-chloromethane. We have to draw the mirror…

Q: 10:29 ← Question 22 of 27 Draw the major product of this reaction. Ignore inorganic byproducts and…

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Q: What concentration of AgNO3 (in ppb) is present in 7.1 X 107 M AgNO3 ? The molar mass of AgNO3 is…

A: According to the question we have, The molar concentration of the AgNO3 is = 7.1×10-7M = 7.1×10-7…

Q: An aqueous solution contains 0.500 M NaOH at 25.0 °C. The pH of the solution is Select one: Oa. 7.00…

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Q: The data in the table were collected at 580 K for the reaction 2 HI(g) k= H₂(g) + L₂(g) Time (s)…

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Q: For each of the following antibiotics, 36 determine how many moles of each compound are present for…

A: The number of particles (atoms, ions, etc.) present in exactly 12 g of C-12 isotope is defined as a…

Q: After plotting the cell potential (Ecell) measured at 298 K on the y-axis versus the natural…

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Q: 마 + 20

A: Double bond is electron rich so it can abstract H+ .

Q: At 22 ∘C,an excess amount of a generic metal hydroxide, M(OH)2, is mixed with pure water. The…

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Q: Liquid hexane (CH₂(CH₂) CH₂) (CH₂(CH₂) CH₂) will react with gaseous oxygen (O₂) to produce gaseous…

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Q: 9. Using the provided chart, predict the 'H NMR spectrum of phenacetin Assignment a b C d e f H.…

A: 1H NMR spectrum is a plot of intensity of peak vs. chemical shift values. It gives information about…

Q: The pH of a 0.25 M aqueous solution of hydrofluoric acid, HF, at 25.0 °C is 2.03. What is the value…

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Q: sp3 hybridization involves the hybridization of how many atomic orbitals? (a) 1 (b) 2 (c) 3 (d) 4

A: Hybridization is the mixing of two atomic orbitals to give rise to new hybridized orbitals.

Organomagnesium compounds

The interaction of alkyl halide with Mg metal in a suitable ether solvent is the common method for the synthesis of the Grignard reagent.

Hydrolysis Grignard Reactions and Reduction

Organomagnesium halides are Grignard reagents. Francois Auguste Victor Grignard, a French chemist who received the Nobel Prize in Chemistry in 1912, created these highly useful reagents.