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Why would HCl not be a satisfactory catalyst in this reaction when the hydrochloric acid is about as strong a mineral acid as sulfuric acid.
Find out and write down the reactions to illustrate any two other methods of synthesizing an ester that are far superior to the approach used in the experiment of the "synthesis of an ester"?
Determine the numbers of liters of bacteria would have to be searched to find a single Fe3+ ion if the concentration of the Fe(III) enter obactin complex within the microorganism is 10^-7 mol/L.
Explain what strategies can be adopted to ensure improved yields under these conditions for the experiment of "synthesis of an ester?"
Determine the role of concentrated H2SO4 and a hydrous MgSO4. Also determine the role of 10% sodium carbonate solution in the experiment of "synthesis of an ester"?
Determine the % enantiomeric excess of this mixture? Show all the calculations. Determine the percentage of each enantiomer in this mixture? Show all the calculations.
Illustrate a Newman projection of the more stable chair conformation of isopropyl cyclo-hexane viewed along the C6-C5 and the C2-C3 bonds. Label all of the gauche interactions indicated in
The distribution coefficient, k = (conc. in ligroin/ conc. in water), among the ligroin and water for solute A is 7.5. Discuss what weight of A would be removed from a solution of 10g of A in
Illustrates the Newman projection of the more stable chair conformation of trans-1,4-dichlorocyclohexane viewed along the C1-C6 bond and the C3-C4 bond.
Determine the numbers of minutes will it take for 99.9% of a sample to decompose when the half-life of the first order photodecomposition of the carcinogen nitrosodimethylamine is 30 min.
Discuss how much of an initial sample of carbon-14 remains un-reacted after the 42,000years if the carbon- 14 nucleus decays by beta emission according to a first-order rate law with a half-life of
Determine the concentration of each ion remaining in the solution after the reaction has reached completion. Calculate the mass of solid produced after the reaction has reached completion.
Recalling that (S)-DOPA is effective against Parkinson's disease, would giving a patient the mixture in part be helpful or harmful? Briefly explain.
Find out which element tends to attract the electron density from the other in a covalent bond and enter the four letters corresponding to these choices (e.g. ACEG, BDFH, etc.) (A) O and (B) C; (C)
Write down the reactions showing how the nylon can be synthesized so that it will react with the basic dyes and the acidic dyes.
When 40.5 L of oxygen gas and 35.6 L of ammonia (NH3) gas react, nitric oxide (NO) and the water are produced. After the products return to 0o C and 1.00 atm, determine the numbers of gra
What volume of nitrogen gas at 2.00 atm and 175°C is needed to produce 75.0 g of lithium nitride when the Lithium metal reacts with the nitrogen gas to form the lithium nitride.
The molar solubility of PbI2 is 1.5 X10-3 mol/L. Determine the molar concentration of the iodide ion in a saturated PbI2 solution? Calculate the solubility constant Ksp, for lead (II) O
The excess solid strontium is allowed to settle and a saturated solution of strontium hydroxide is prepared. A 25.o mL aliquot of the saturated solution is withdrawn and transferred to an Erlenmeyer
Although the phenolphthalein indicator is commonly used for neutralization reaction a, why instead is the methyl orange indicator recommended for the Molar solubility, common ion effect experiment.
Why the hydroxide ion is a stronger base than the ammonia and yet it reacts more slowly than the ammonia with a square planar complex. Explain in detail.
Outline a reaction profile for substitution in a square planar complex in which (a) a five-coordinate intermediate exists, but bond breaking is more important than bond making (b) a five-coordinate
Explain the relative trans influence of H and D when the platinum-carbon NMR coupling constants for trans-[Pt (PEt3)2(CO)H]+ and trans-Pt(PEt3)2(CO)D]+ area996.2±0.6 and 986.3 ± 0.6 H
Why the water exchange by dissociation becomes increasingly important for both the [M(H2O)6]2+ and [M(H2O)6]3+ as one moves from left to right in the periodic table. Explain in detail.
An unknown contains a tri basic acid, citric acid, C6H8O7 and sodium sulfate, Na2SO4. If 1.731 g of unknown needs 29.32 mL of 0.487 M NaOH for complete neutralization of all reactive protons, deter