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the following data were obtained by membrane osmometry of solution of a polyethylene sample in xylene at 90 oc at
identify the oxidizing agent and reducing agent of
anbsp sample of gas mixture from a neon sign contains 00856moles of ne and 00254 moles of kr what are the mass
a sample of gas occupies 155 l at 270degc and 100 atm pressure what will the volume be if the pressure is increased
limiting reactants and percent yield use the following information for the problems below fe2o3 2al rarr al2o3
the decomposition of xy is second order in xy and has a rate constant of 702 x 10-3 m-1 x s-1 at a certain
a student places a 25 gram sample of magnesium in a bottle and adds hydrochloric acid the acid reacts with the
catalytic hydrogenation used in the food industry converts double bonds in the fatty acids of the oil
compute the ph of a mixture of 025 m acetic acid ch3cooh and 01 m sodium acetate ch3coo-na the pka of acetic acid is
compute the actual free energy of hydrolysis of atp in human erythrocytes the standard free energy of hydrolysis of atp
explain what is the mechanism of the bromination of cis stilbene by means of each reagent pyridium tribromide as well
compute the ph of a water sample at 25oc that contains 062 mgl of carbonic acid presume that h hco3- at equilibrium
utilize acid-catalyzed ester hydrolysis instead of hydroxide-ion-promoted ester hydrolysis is the merely difference
explain what the recation mechanism looks like between an aldehyde and iodoform an ester and iodoform as well as an
if your unknown is soluble in water as well as doesnt produce bubbles with 5 nahco3 what steps would you follow to find
subsequent to 460 min 310 of a compound has decomposed explain what is the half-life of this reaction assuming
explain what is the poh of a solution made by mixing 100 ml of 010 m naoh 50 ml of 0035 m koh and 25 ml of 0125 m lioh
after doing some analysis the probe finds out that the gas pocket contains an element that has an ionization energy of
presuming h atom circulates around a stationary atom i in a plane at a distance of 161 pm compute a moment of inertia
explain what volume of air at ntp containing 21 of oxygen by volume is required to completely burn 1000g of sulphur
meant for a particle in a one-dimensional box in its lowest energy state ground state what is the probability that the
define the high and low frequency behavior of the planck expression proving that it goes to zero for large hvkt as well
during the friedel-crafts akylation experiment of mixing toluene as well as 1-chlorobutane to produce
sort the phrases under as explaining a competitive inhibitor uncompetitive inhibitor or a pure noncompetitive
compute the grams of oxalic acid dihydrate 12607 gmol required to neutralize about 35ml of approximate 010 m