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a what is the ph of a 552e-04 m solution of hcl report your answer to two places past the decimal point webassign will
what is the ph change of a 0300 m solution of citric acid pka477 if citrate is added to a concentration of 0130 m with
what concentration of the barium ionba2 must be exceeded to precipitate baf2 from a solution that is 100 10 -2 m in
consider the titration of 300 ml of 0030 m nh3 with 0030 m hcl calculate the ph after the following volumes of titrant
a buffer solution of volume 1000 ml is 0150 m na2hpo4aq and 0100 m kh2po4aq refer to table 1 for ka valuespka1 212
find the volume ml and ph of 00588 m koh needed to reach the equivalence points in titrations of the followinga 264 ml
a 0050 m h2s solution contains 029 m nicl2 and 035 m hgno32 what ph is required to precipitate the maximum amount of
how do i calculate how many grams of sodium sulfide are formed if 200g of hydrogen sulfide is bubbled into a solution
i2g lt--gt 2i gat 1000k the equilibrium constant kc for the reaction is 380x10-5 suppose you start with 00356 of i2 in
what is the ph at the equivalence point in the titration of 0250m hx ka62x10-8 with 0250m
how do i show all steps and their respective manipulations to obtain the correct equation and determine the deltah in
heat leaks into the interior compartment of a refrigerator at a rate of 100 cals if the air outside is 30 degc how many
why is it that when you look into any type of light for a long period of time that blotches of black appear when you
what are the major products of reaction of each of the following with i propanal and ii propanone a lialh4 thf then
find the equilibrium concentrations of rm a and rm b for a 1 and b 2 assume that the initial concentration of rm a is
a 0040 m solution of a monoprotic acid is 14 percent ionized calculate the ionization constant of the
determine the ionic strengthassume that all the salts completely dissolve and dissociates into their respective
a sample of pure no2 is heated to 336 c at which temperature it partially dissociates according to the
find the volume ml and ph of 00588 m koh needed to reach the equivalence points in titrations of the followinga 204 ml
draw the boundary surface diagrams for the following atomic orbitals including the appropiate axesa
give the full electron configuration electrons quantum numbers for last electron added orbital diagram electron
in lab a student titrates 5000ml of an unknown monoprotic weak acid with 355ml of 9500m naoh to reach the equivalence
1 identify the species that is oxidized and species that is reduced in the two following reactionsreaction 1 io3- 8i-
a 005m h2s solution contains 015m nicl2 and 025m hgno32 what ph is required to precipitate the maximum amunt of hgs but
could someone please help me with the complete reaction mechanism including the structures for the reduction of benzil