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the three dimensional structure of sodium chloride crystal is shown in figure 1 use this structure to explain what will
the oldest oceanic crust is about 200 million years old the average age of continental crust is about 2 billion years
what are the two most important applications of geology in our
the normal boiling point of ethane is 184 k at which deltahovap 155 kjmol deltasvap 84239 determine deltagvap at
what types of intermolecular forces isare expected betweennbsphcooch2ch2ch3nbspmoleculesindicate with anbspynbspyes or
in the laboratory you dissolvenbsp132nbspg ofnbspsodium bromidenbspin a volumetric flask and add water to a total
calculate the molality of a mixture containing 1000 mg of vanillin and 12 mg of lauric acid include sig figs and unit
1 substituents on an aromatic ring can alter both the stereoselectivity and reactivity of an electrophilic aromatic
what parameters x and y must be plotted in order to obtain the heat of vaporization for a liquid
you make two sets of measurements of pressure versus temperature once for pair and once for pairvapor why is it not
provide detailed responses to the followinga blood sample from a patient in the intensive care unit has a ph of 724 is
the vapor pressure of mercury is 173 mm hg at 200oc its heat of vaporization is 594 kjmol determine the a vapor
the vapor pressure of bromine at 9oc is 113 mm hg at 20oc it is 184 mm hg determine the a heat of vaporization of
you have an unknown containing five carbon atoms has ph of 6 yields a yellow solution having no precipitate in a 2
the oxygen produced was collected over water a sample of kclo3 produced 705 ml of oxygen saturated with water vapor at
how many half-lives t12 would it take for 999 of any initial concentration of a drug to decompose assume first-order
determinenbspwhethernbspsyn dihydroxylation of trans-2 butene will yield the same products as anti dihydroxylation of
calcium oxide cao also known as quicklime can be produced by heating calcium carbonate caco3 it was found
at 20 vapor pressure of benzene csh6 is 75 tort and that of toluene is c-hs is 22 torr both are volatile solvents
what do the lines presented in a phase diagram represent what is the triple pointdo all substances have at least one
how does the vapor pressure of water in the air relate to relative humidity what is meant by the term dew
report the final value with the correct significant figures if the mass of a rectangular prism is 78652g what is the
a persons heartbeat is 82 beats per minute if hisher heart beats 31e9 times in a lifetime how long in whole years does
show the condensed structural formula such as ch3ch3 and describe the molecular geometry at each carbon atoma propeneb