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compound A (C10H18O2) is optically pure with an absolute configuration "S" at the stereocentre. The IR spectrum of A has no strong bands at 3400cm-1, a weak band at 3050cm-1, several strong bands from 2850 to 2950cm-1, a strong band at 1740cm-1 and a strong band near 1100cm-1. When A was reacted with excess hydrogen gas in the presence of a platinum catalyst, two products B and C (both with molecular formula C10H20O2) were formed in unequal amounts. No bands above 3000cm-1 were present in the IR spectra of these substances.
Draw the structure(s) of all carbocations that could potentially form from the alkene and label each carbocation as primary, secondary or tertiary. 1-butene
What is the theoretical yield (in mg) of sodium bisulfite adduct of cyclohexanone, assuming that you convert all the starting material to it
Compare the acid or base strength of the following compounds and explain your ordering by explaining in terms of the difference in the structure.
Using the de Broglie wave equation, calculate the speed, in m/s, at which an electron must travel to have a wavelength of 25.0 pm?
vitamin c l-ascorbic acid mw 176.0 gmol is a weak acid pka 4.863. suppose a 500.0 mg tablet is dissolved in water and
aspartame c14h18n2o5 is a solid used as an artificial sweetener. its combustion produces carbon dioxide gas liquid
Calculate the hydronium ion concentration and the pH after the addition of .25mL of .10 M HCl to each one. What accounts for the difference in hydronium ion concentrations? Explain this based on equilibrium concepts.
Assuming the multiple internal reflections depicted below, what is the effective path length (um) for measurements in which the sample completely covers the crystal's upper face?
Graphite Furnace vs ICP, with investigating and writing a proposal for Heavy metal testing using Graphite Furnace.
Consider a solution that contains 66.0% R isomer and 34.0% S isomer. If the observed specific rotation of the mixture is -30.0°, what is the specific rotation of the pure R isomer
Assume that the only amino acid in a particular protein that absorbs at 280 nm is tryptophan, and that this particular protein has 2 moles of tryptophan per mole of protein.
Given that the ionization energy of gaseous potassium is 419 kJ mol -1, calculate the lattice energy of potassium chloride.
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