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for each of the following pairs indicate which substance possesses the larger standard entropy be sure to circle one in
a 850 ml sample of 0175 m proprionic acid hc3h5o2 ka 130 x 10-5 is titrated with 0125 m koha how many mls of koh are
the vapor pressure of solid co2 is 280 torr at -90 c and 105 torr at -100 c what is teh value of delta g for the
if 00050 moles of hydrogeng and iodineg are placed in a 500 l flask the hi at equilibrium calculate the kc hydrogeng
discuss how a consensus model and a conflict model of criminal justice develop in a given society eg us give examples
give the structure of a compound that has a formula of c9h10o2 and has signals in the 13c nmr spectrum at 136 ppm ch3
the relationship between the vapor pressure of a liquid and temperature can be expressed by the clausius-clapeyron
vanadium crystallizes in a body-centered cubic lattice and the length of the edge of a unit cell is 305 pm what is the
in a paper chromatography experiment we put our chromatograms in a few ml of a acetoneconcentratedhcldistilled solution
suppose in a paper chromatography experiment you discovered that two different ions gave the same rf value what could
how would the geometry of the product isoborneol change oh in an endo or exo position if all the methyl groups of
why does red cabbage take on a red coloration in a vinegar and oil salad dressing a purple coloration when fresh a blue
1 balance the following electrochemical equation for an acidic environment no3- cu agrave no cu22 balance the
a sample of 00256 mol of iron iii chloride fecl3 was dissolved in water to give 250 ml of solution what is the molarity
two small portions of aspirin samples are placed into a beaker with 10 ml of water and 10 drops of concentrated h2s04
arrange the following substances in order of increasing strength of intermolecular forces h2o he i2 and
which physical properties of a substance are influenced by the strength of its intermolecular
at the same temperature rank the following substances in the order of increasing average kinetic energy co2 he h2
two balloons have a volume of 15 l one contains carbon dioxide gas and the other oxygen gas they are tethered together
how does a sodium sulfide solution react when in contact with lead explain the chemistry behind
calculate mass of solid sodium benzoate mw 1220 gmole required to mix with 1000 ml of 10 m benzoic acid to prepare a
how does the lead test kit actually work explain the chemistry behind the lead test itself it uses sodium sulfide to
1 is the monthly fee billed as a whole year without the ability to discontinue the service if i desire prior to the
tell me how to write the electronic configuration based on spdf method or block method and how to make the lewis dot
suppose you had started with 325 moles of sodium hydrogen carbonatehow many moles of sodium chloride would you expect