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organic chemistry 2 labpreparation of an ab unsaturated ketone via michael and aldol condensation1 why is it possible
determine the of a solution that is 185 by mass assume that the solution has density of
a hypersaline solution with a molality of 453m has a salt content so high that the mass of the solution per 1000 grams
a solution made from 650 g of an unkown compound in 278 g of diphenyl has a molality of 0195 m calculate the molar mass
suppose that the substance studied in the lab is 621 carbon 276 nitrogen and 103 hydrogen determine the molecular
consider that a certain wastewater treatment plant returns 455 million gallons per day of treated water into a local
a friede-craft reaction the reactants are tert butyl chloride and fecl3 what would the arrow pushing mechanism and the
a 100g sample of a carbon hydrogen oxygen compound was burned in a stream oxygen and produced 0220 g co2 and 239 g h2o
a five-stage ccd circuit is used to decontaminate a waste stream the feed is 135 tonnes per hour tph with 350 by mass
the unknown compound assigned to a student was an aldehyde but about half of the sample distilled around 65 and the
for a particular reaction 2rg ps it was found that at one constant temperature the pressure of r dropped 100 atm to
calculate the ph of the solution obtained by dissolving 02 moles of glycine and 01 mole naoh in a liter of
the reaction 2clo2aq oh-aq clo3-aq clo2-aq h2o was studied with the following resultsexperiment clo2 m oh- m rate
calculate the change in copper entropy associated with cooling one mole of copper over the following two ranges use the
the first-order rate constant for the reaction of methyl chloride ch3cl with water to produce methanol ch3oh and
assuming that the rate of a chemical reaction doubles for every 10 celcius temperature increase by which factor would a
four moles of an ideal gas under 10 bar of pressure at t300k is allowed to expand from 2liter to 8liter by decreasing
the concentration of commercially available nitric acid is 700 percent by mass or 159m in 100 grams of solution there
the us food and drug administration lists dichloromethane ch2cl2 and carbon tetrachloride ccl4 among the many
to make sure that the white powder was all sodium chloride and not mixed with sodium hydrogen carbonate would you need
a biochemical engineer isolates a bacterial gene fragment and dissolves a 131 mg sample of the material in enough water
for each of the following electronic transitions in the hydrogen atom calculate the energy frequency and wavelength of
compound x has partition coefficient of 3 between ether and water if 100 ml of 001 m aqueous solution of x is extracted
sulfuric acid is formed when sulfur dioxide reacts with oxygen and water write the balenced chemical equation for the
sketch the phase diagram of the system nh3n2h4 given that the two substances do not form a compound with each other