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explain the rate constant for the first order decomposition of a compound a in the reaction 2a p is kr 356 10-7 s-1
compute the volume of concentrated ammonia solution which is 15 molar that contains 750g of
find thermodynamic data for ethanol c2h5oh in appendix b estimate the normal boiling point of ethanol as well as
forecast how the total pressure varies during the gas-phase reaction n2 g 3 h2g 2 nh3 g in a constant-volume
an unknown solution containing merely group one cations forms a white precipitate p1 upon addition of hydrochloric acid
explain if a solution has an absorbance value of 398 at a wavelength of 450nm define what is the percent transmittance
tetrahedral as well as octahedral interstitial holes are formed by the vacancies left when anions pack in a ccp array a
explain the hydrolysis of sucrose to fructose is first order in sucrose with a half-life of 43e03s at some temperaturea
compute the mass in grams of nacl necessary to make 100ml of a 0100 m nacl stock solutionalso compute the volume in ml
explain the hybridization state of c and n atoms in tryptophan as well as determine the number of sigma and pi bonds in
suggest an experimental procedure that could be utilized to synthesize 1 2-dimethylcyclopentene from 1
compound e has the molecular formula c5h8 as well as is optically active on catalytic hydrogenation e yields f compound
with a slope of 55x106 m3k 1 mole and 27315k explain what is the coldest temperature that liquid water exists using the
explain how do determine the heat of neutralization for acid base reactions by an experiment define how do perform a
the standard enthalpy of formation of ammonia vapor at 298k is -4611kjmol determine its standard enthalpy of formation
porphyrin is a large flat conjugated molecule explains which can be thought of as having a square box shape apply the
explain when coal is burned the sulfur present in coal is converted to sulfur dioxide so2 which is in charge for the
a mixture of gases contains 024 mole ch4 044 mole c2h6 and 053 mole c3h8 the total pressure is 150 atm compute the
dry air near sea level has the subsequent composition by volume n2 7808 percent o2 2094 percent ar 093 percent co2 005
explain an unknown acid is a diprotic acid can donate 2 proton 0954g of the unknown acid is titrated with 0509m naohh2a
explain the volume of a gas is 610 l measured at 100 atm define what is the pressure of the gas in mmhg if the volume
if biodegradable organic matter oxygen as well as microorganisms are placed in a closed bottle the microorganisms will
define why the bond order of n2 is greater than that of n2 however the bond order of o2 is less than that of
subsequent to building a model for cyclobutane as well as cyclohexane view down the c-c bonds in each model are the c-h