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explain how many electrons per atom are delocalized in the sea of electrons model for the subsequent metals a iron
this experiment is separated into parts one and two explain what are the fe3 and scn- before mixing in each partbriefly
explain what would be the concentration of ha and a- i know i have to use the handerson hasselbach equation to find the
sufficient of a monoprotic acid is dissolved in water to produce a 00147 m solution the ph of the resulting solution is
consider a particle in a cubic box explain what is the degenacy of the level that has energy three times that of the
a solution of household bleach contains 525 sodium hypochlorite naocl by mass presuming that the density of bleach is
the amount of iron in ore can be quantitatively found by titrating a solution of the unknown with a standard solution
if the reaction of phosphate ion with water is ignored define what is the total concentration of ions in a solution
cobalt was utilized as an internal standard to analyze a sample of titanium with atomic absorption spectroscopy a
explain what product is formed when 3-cyclobutylpropan-1-ol is reacted with pdc and h2 a no reaction b
determine kcat for a reaction in which vmax is 810-3 molmin as well as the reaction mixture contains two micrograms of
consider a solution that contains 850 r isomer and 150 s isomer if the observed specific rotation of the mixture is
a 25 ml sample of a copper ii solution needs 3545 ml of 02000 m na2so3 solution to reach the end point compute the
a hydrate of copper ii sulfate is 255 copper by mass explain how many water molecules are there for each unit of copper
explain what would be a major product if p-bromotoluene was treated with nbs benzoyl peroxide and ccl4 heat as well as
the blank solution utilized to calibrate the spectrophotometer is 100ml of 02 m feno33 diluted to 250ml with 01 m hno3
compute how many milliliters of 0626 m koh must be added to 500 g of mobs to give a ph of 740 note that the pka of mobs
which of the subsequent solvents would form the lower layer when the subsequent pairs of solvents are combined in a
the accumulation of the electron density between the two nuclei lowers the potential energy during the formation of the
the procedure instructs you to utilize a stir bar to mix the solution naoh hcl while adding the naoh are there any
if 121 moles of an ideal gas has a pressure of 371atm as well as a volume of 8169 l explain what is the temperature of
compute the ph at the equivalence point in titrating 0100 m solutions of each of the following with 0080 m naoh a hbr
the water gained energy from the metal explain the interaction and heat exchange between the metal as well as the water
the temperature alters for the water was slight while the temperature change for the metal was large why was this the
an aqueous solution contains 0050m of methalymine kb 4410-4 explain what is the concentration of the hydroxide