Please neatly show the mechanism and the balanced equation for the addition of NaBH4 to benzil in a reduction experiment. The experiment is to produce the major product of meso-hydrobenzoin, with the side products of R,R-hydrobenzoin and S,S- hydrobenzoin and R-benzoin and S- benzoin.

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Q: Howdoyou draW the Smctue Of the intermediato that would occur intre nat step Er the fllaeing?

A: Concept: 

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Q: How many grams of N2 are needed to completely (stoichiometrically) react with  222 g of Br2 ?  N2  ...

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Q: (b) Proteins that speed up (catalyze) chemical reactions are called enzymes. Many enzymes are requir...

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Q: How many moles of carbon dioxide could be produced if 10 moles of octane, C gH 18, are combined with...

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Q: Left graph is column A; Right graph column B. 0.006 012 0.10 O ON 004 0.001 0.02 00 02 04 0.6 1.0 20...

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Q: What is the oxidation-reduction reaction for the ferri/ferrocyanide couple

A: ferrocyanide = Fe(CN)64- ferricyanide = Fe(CN)63-    

Q: Calculate the pH of a vinegar solution with an acetic acid HC2H302 concentration of 0.75 M.

A: pH of a solution can be defined as the measure of acidity or basicity of a solution. 

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Q: 1. The molecular diameter of cO (MW 28.02 g/mole) is 3.19 x 10-8 = cm. At 300K and a pressure of 100...

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A:                            H2PO4- + H2O ⇔ HPO4-2 + H3O+ pH = pKa + log [Conjugate Base][Acid] pH = p...

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Q: 1. What is the mechanism of the reaction between tert-butyl alcohol and HCI?

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Q: 2. What is meant by similarity transformation? Show figuratively for a NH3 molecule,

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Q: CH3 H;C.

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Q: How many moles of NH₃ can be produced from 4.98 moles of nitrogen in the following reaction: N₂ (g) ...

A: Given :-  N₂ (g) + 3 H₂ (g) → 2 NH₃ (g)  No.of moles of N2 = 4.98 mol  To calculate :-  No.of moles ...

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Q: 6 calculate % yield for the reaction below: Recrystallized product weight = 0.2303 grams

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Q: Present the 3-membered ring pathway for the following reactions. Br CH;OH Illustrate the concerted p...

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Q: What is meant by the phrase, "the binding constant is determined by how fast things come together an...

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Q: Air is composed of approximately 78% N2, 21% 0z and 1% percent other gases. Calculate the density of...

A: Given: STP conditions. And the composition of air is 78% N2, 21% O2 and 1 % other gases.  

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Q: Effect of Common Ions on the Solubility of Ca(OH)2 Answer the concentrations and solubility in 3 sig...

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Q: When 20 grams of potassium chlorate, KClO3, is dissolved in 100 grams of water at 80 ºC, the solutio...

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Q: If the original sodium tartrate solution had a concentration of 1.00 M instead of 0.100 M, what woul...

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Q: Which of the following is true of an amino acid at a pH below its isoelectric point?   it will have ...

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Q: VSEPR theory predicts which arrangement of bonds and lone pairs of electrons about the central Kr at...

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Q: 4. Calculate the molarity of each of the following solutions: (a) 10.0 g H,SO, in 250 mL of solution...

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Q: Standardization of 0.10 M HCl 1. Take three (3) clean and properly labeled 250-mL Erlenmeyer flasks....

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Amines

Amines are organic compounds with a nitrogen atom having a lone pair of electrons on it. They are derived from ammonia (NH3) wherein hydrogen atoms are substituted by an aryl or alkyl group.