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Find P given that 25 mL of toluene and 25 mL of an aqueous solution containing 0.000330 moles of an organic compound were shaken together and 31 % was extracted into the organic phase.
In the first 12.0 s of the reaction, 1.8×10-2 moles of O2 is produced in a reaction vessel with a volume of 0.260 L. What is the average rate of the reaction over this time interval?
given that Go = 5.02 kcal/mol for the complete reaction catalyzed by isocitrate dehydrogenase and that Go = 4.71 kcal/mol for the nonoxidative decarboxylation of oxalosuccinate, oxalosuccinate + H+ ----> CO2 + a-ketoglutartate.
Ultra-high-vacuum experiments are routinely performed at a total pressure of 1.0x10^-10 torr. Calculate the mean free path of N2 molecules at 350K
Endorphins: What Are They and How Do They Work?, Describe in brief the chemistry and biology of the feel-good chemical, endorphins. Also explain why the name feel good
lightbulb is visible light and that the average wavelength og the light is 550 nm, how many photons are emitted by the lightbuld each second?
A 100 g sample of an unknown liquid absorbs 2000 J of heat energy, raising the liquid's temperature from 50 ?C to 70 ?C .What is the speci?c heat capacity of this liquid.
Draw the structure of the compound identified by the following simulated 1H and 13C NMR spectra.
Recognizing that both meso- and dl- forms of hydrobenzoin are optically inactive. what fundamental experimental approach can be employed to distinguish
Illustrate this by showing the reaction of trans-p-anisalacetophenone with bromine and 2,4-dinitrophenylhydrazine to give the corresponding products
A gas is compressed from an initial volume of 5.40 to a final volume of 1.20 by an external pressure of 1.00 . During the compression the gas releases 126 of heat.
This aqueous mixture then reacts with excess aqueous lead (II) nitrate to form 21.75g of solid. Determine the mass percent of sodium chloride in the original mixture?
The pH of a bicarbonate-carbonic acid buffer is 6.95. Calculate the ratio of the concentration of carbonic acid (H2CO3) to that of the bicarbonate ion (HCO3-)
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