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in order to make a standard solution of ethylene diaminetetraacetic acid pure disodium edta dihydrate can be used as a primary standard determine how
rank the given solutions in aquous form from lowest to highest boiling point 05 m nacl 1 m kcl 05 m bacl2 1 m bano32nbsp1 bano32 lt 05 m nacl lt 05 m
in an hypnotic drug captodiamine c21h29ns2 the the sulfur 3596 gmole was converted to sulfate and determined gravimetrically then compute the average
peroxyacetyl nitrate is an air pollutant produced in photochemical smog by the reaction of hydrocarbons oxides of nitrogne and sunlight peroxyacetyl
at t0 butadiene was introduced into an empty vessel at 326 degree celsius and the gas phase dimerization reaction was followed at constant volume by
considering the given equation koh ch3cooh ---gt kch3coo h2o determine the volume of 0157m solution potassium hydroxide is essential to react with
determine what is the atomic radius of each atom that composes it if a simple cubic unit cell has if the length 036 nmwhat is the atomic radius of
determine what volume of 1 m hbr is required to neutralize 50 ml of 140 m barium hydroxideconsidering the given reactionh2 g i2 g 2 hi gnbsp k 500
if it contained fifteen times as much hydrogen carbonate ion as carbonic acid then determine what would the ph of blood be what condition is
if kspag2so3 15e-14nbsp then compute the solubility of silver sulfite ag2so3 in units of grams per literconsidering the two given equations a
when 9 drops of 0014 m na2co3aq are added to 25 ml of 0003 magno3aq find the qspnbsp if the solubility product of ag2co3 62 times 10-12 also
the reaction between c2h4 and hbr to form c2h5br is carried out in a continuous reactor the product stream is analyzed and found to hold 517 mole
what is thenbsptotal energy of the photons detected in a period of one hournbspif a radiation detector is capturing 8 x 107 photons per second at
determine the volume of co2 at a temperature twenty two degree celsius and a pressure of 781 mmhgnbsp could be absorbed by 327 grams of lithium
during a breath the average human lung expands by about 050 l how much work in rm j is done during the expansion if this expansion occurs against an
when the initial concentration of reactant is 071 m a second-order reaction has a half-life of 18 s then determines the rate constant for this
the rate constant for a particular second-order reaction 047 m-1s-1 the initial concentration of reactant 025 moll then determine how long will it
what is the mass in mg of 25 x 1018 atoms of americium-241 present in the smoke detectors if a tiny speck of radioactive americium-241 24106 gmol is
determine the numbers of oxygen molecules are required for each molecule of c6h12o6 glucose that is oxidized if glucose is oxidized by molecular o2
compute the hydroxide ion concentration in a nh3 solution that is 0091 m and 0028 m nh4cl kb of nh3 is 18 x 10-5using a sample of gas of mass of 387
a sample of 1000 mlnbsp of 010 m ammonia nh3 is titrated with hno3 of 010 m find out the ph of the solution after adding 1000 ml of nitric acid hno3
determine volume of na2s2o3 sodium this sulfate and h2o water are required to produce an estimated 010 m solution starting with 10 m na2s2o3 sodium
determine at what minimum angle relative to the centerline perpendicular to the doorway can someone outside the room hear no sound use speed of sound
considering the given equation as 4no2g o2g at the temperature of twenty five degree celsius and nbspk 338x10-5snbsp rate constant for the reaction
according to the equationnbsp ch3nh2aqh2olgtch3nh3aqoh-aq kb44 x 10-4 ch3nh2 is a weak base that mix with h2o ch3nh2 of 500 ml solution is obtained