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the observation that a solid is colorless permits you to suggest that a broad category of elements is probably not
1553 grams of chymotrypsinogen are placed into 1000ml of water at 298k define when this solution was separated from
compute the osmotic pressure generated at 298k if a cell with a total solute concentration of 050 moll is immersed in
there are several families of hydrocarbons among which are alkanes alkenes and alkynes the parents of each family are
in a bromine-producing plant explain how many liters of gaseous element albromine at 300 degree celsius and 0855atm are
the reaction n2o4g harr 2no2g is an equilibrium reaction at some temperature with an equilibrium constant k 400 x10-7
an ideal solution is made from 50 mol of benzene and 325 mol of toluene at 298 k the vapor pressure of pure benzene and
compute the energy change in kj for the formation of 125 mole of kbrs from its gaseous ions the lattice energy of kbr
the reaction between solid sodium as well as iron iii oxide is one in a series of reactions that inflates an automobile
explain when 3-methyl-1 5-pentanediol is warmed with polyphosphoric acid the major product has a molecular formula
find out the molecular weight of a volatile liquid if its vapor had a density of 225 gl at standard temperature as well
gold is found in sea water at very low levels about 005 ppb by mass presume that gold is worth about 1000 per ounce
sodium chloride entirely ionizes when dissolved in water which of the following statements concerning aqueous nacl is
how do you name five inorganic chemicals that are found in household use age as well as give the name the product
find out h3o and hf in 0500m hf then find out these concentrations in a solution that is 0100m hcl and 0500
a 250ml aerosol can at 25degrees c and 110 atm was thrown into an incinerator while the temp in the can reached 625
you are comparing low temperature cvd growth of metal alloys from a variety of metal-organic precursors in a
the subsequent relative conductivity values were obtained on the solutions below account for each of the relative
explain how do you predict the bond angle of a molecule for example how do you know if the bond angle of h2o is 109
if a gaseous compound has a percentage composition of 824nitrogen and 17 hydrogen explain what is the empirical formula
explain how would you expect the conductivity of the solution to change during the titration of a strong acid with a
for the reason that lone pairs are larger than bonding pairs lone pair-lone pair interactions are greater than line
explain a wildlife biologist is interested in testing the ph of the water in a lake he obtains a 200ml sample of the
a sample of n2o gas effuses from a container in 48seconds explain how long would it take the same amount of gaseousi2
a 02861 gram sample of an unknown acid hx required 3263 ml of01045 m naoh for neutralization to a phenolphthalein