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1) Must Bromination of Diphenyl Ether or bromination of bromination of Benzhydrol be faster and why? Define using resonance structures, pi bonds, and ect?
2) Explain what are advantages of preparing large volumes as opposed to small volumes when preparing a large aliquot of eluent vs a small aliquot? During TLC when you're preparing eluent define what are the advantages of making large volumes instead of small volumes.
A 25.00mL portion of this solution required 17.56mL of hydrochloric acid(0.1396 mol/L) for complete neutralization. Calculate the percent of sodium carbonate in the mixture.
Calculate the solubility of Fe3+ at a pH of 8.00, assuming that it is controlled by the hydroxide. Express the concentration in both mmol/L and ppm.
triethylene glycol and heavy mineral oil are both high boiling, and high molecule solvents. What in their structural properties renders triethylene glycol
what will be the final temperature of the system when thermal equilibrium is attained
A 0.4016 g sample of impure sodium carbonate (soda ash) is dissolved in 50 mL of distilled water. Phenolphthalein was added and 11.40 mL of 0.09942 M HCL was required to reach the first end point. How many moles of NaOH were used in the back titrat..
Suppose that the atomic mass unit (amu) had been defined as one-eighth of the average mass of an atom of sodium instead of one-twelfth of the mass of an atom of carbon-12. What would the average atomic mass of magnesium be on this new scale
An excess of solid nickel hydroxide (Ni(OH)2) is added to a flask of water. Find [Ni+2] at equilibrium and find pH at equilibrium.
Dissolving 4.64g of an impure sample of Ca carbonate in Hcl produced 1.09L Carbonate measured at 20 degree c at 747 mmHg. Calculate the % of mass of carbonate in the sample
A 5.000g sample of pesticide was decomposed with metallic sodium in alcohol, and the liberated chloride ion was precipitated as AgCl. Express the results of this analysis in terms of percent of DDT (C14H9Cl5) based on the recovery of 0.1606g of Ag..
How would one synthesize 1,3-dibromo-2-methoxy-5-nitrobenzene starting with benzene
Calculate the molar flow rate (mol/h) of the feed gas and themole fraction of water vapor in the product gas.
secondary alkyl halides can undergo substitution by sn1 or sn2mechanisms. explain why the sn2 mechanism is more favored
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