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How could a 13c NMR spectrum be used to distinguish between the structures for 9-fluorenone and 9-hydroxyfluorene?
The Henry's Law constant for carbon dioxide gas in water at 25 oC is 0.031 mol/L-atm. Calculate the solubility of carbon dioxide in water at 25 oC in moles/L if the partial pressure of carbon dioxide in the headspace above a water sample is 1.68 a..
what mass of calcium carbonate is required to react with 137.8 mL of a 0.6943 M sulfuric acid solution?
what is the limiting reagent and the volume of CO2 formed when 11 L s2 reacts with 18 L O2 to produce Co2 gas adn SO2 gas at STP
What are most important organelles? Is How does biochemistry describe life processes? there a simple basis for classifying organisms?
What is the initial Concentration of NaCN required to produce 2.4x10^-4 M hydroxide at eqilibrium? The Kb for CN- is 2.0x10^-5
Alkenes can be hydrated to form alcohols by: (1) hydroboration followed by oxidation with alkaline hydrogen peroxide; (2) acid-catalyzed hydration
at constant volume, the initial pressure of a substance is 0.63 atm and the initial temperature is 283 k.calculate the pressure of the substance at 295 k.
Write equations for the reaction of each of the following with (1) Mg in ether followed by (2) additione of D2O to the resulting solution:
Starting with pure NaCl and water, describe how you would prepare 25.00 mL of a NaCl solution? Assume you know how much NaCl you need to weigh on the balance.
In an experiment for measuring water hardness in a water sample, using Atomic Absorption Spectrophotometry, I obtained a value of 173.74 ppm hardness for my water sample.
A 1.733 g sample of a metal reacts with hydrochloric acid to form a MCl2 type of salt and 380.0 mL of H2 at 20 degrees C and 720 torr pressure. a) Write a balanced net ionic equation for this reaction b) Determine identity of the metal.
Why does the non aqueous reaction of pyridine and SnCl4 produce a white precipitate
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