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the vapor pressure of carbon disulfide is 3556 torr at 25degc what is the vapor pressure of a solution prepared by
what is the molality of a solution prepared by dissolving 720 g of ethylene glycol hoch2ch2oh in 155 l of water
calculate the molarity of 750 ml of a solution that is 092 by mass nacl assume the density of the solution is the same
please calculate the solubility of oxygen in water at the top of mt everest where the atmospheric pressure is 0340 atm
calculate the ph of 0180 g of potassium biphthalate pkanbsp 54 in 500 ml of waterplease show the steps required to
a what were the values of the mean mass and the random error for the five sets of ten beads as calculated on your
the equilibrium constant k for the following reaction isnbsp148times10-2nbspatnbsp604nbspkcocl2glt------gtnbspcog
write the lewis structure and chemical formula of the compound with a molar mass of about 70 gmol that contains 197
calculate the ph of a solution that us 0195m in methyl amine and 0105m of methylammonium bromide the ka of methyl
1 reference electrodesthenbspedegnbspvalue for the following reaction is 0446 v relative to the standard hydrogen
what volume of a 0299 m nitric acid solution is required to neutralize 239 ml of a 0141 m sodium hydroxide
in the laboratory you dissolvenbsp244nbspg ofnbspsodium iodidenbspin a volumetric flask and add water to a total volume
question - what are the major differences between aerobic and anaerobic glycolysis in terms of starting substrate
question 1 - identify the major ionic species that are present in an aqueous solution of na2co3ana21 co32-bna21 c2- o3c
draw all stereoisomers of 3-heptene to indicate the stereochemistry about double bonds place the groups attached to the
a gas in a container at constant v has a collision rate of 10 x 106 collisions at 40k if the temperature is lowered to
in a question to plot a graph between vapor pressure of mercury as a function of temperature which one goes to x-axis
at 700k the equilibrium constant for the reaction below is kp 076 a flask is charged with 200atm of ccl4 which then
at 25degc the reaction cacro4 lt-gt ca2 cro42- has an equilibrium constant kc 71e-4 what are the equilibrium
1 barium chloride in aqueous solution reacts with sodium sulfate in aqueous solution according to the following
assume the eccentric professor has a daily special request for her coffee she likes to have the 2500 ml of coffee
anbsp3571nbspgram sample of an organic compound containing c h and o is analyzed by combustion analysis
whennbsp6545nbspgrams of a hydrocarbon cxhy were burned in a combustion analysis apparatusnbsp2054nbspgrams of
the equilibrium constant kp for the following reaction is 274 at 1150 kcalculate kc for this reaction at this
a helium-neon laser emits light with a wavelength of 6328 aringnbspwhat is the energy of a 6328 aring photon in joulesa