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a concentration cell is constructed of two hydrogen electrodes the pressure of h2 is 100 atm in each hydrogen electrode
the ksp of calcium carbonate caco3 is 336 times 10-9 calculate the solubility of this compound in
suppose that a fully charged lead-acid battery contains 116 l of 500 m h2so4 what will be the concentration of hso4- in
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a solution contains 0040 mole of baoh2 completely dissolved in water to give 400 ml of solution what is the ion
calculate the total quantity of heat required to convert 25g of liquid ccl4 from 35 ordmc to gaseous ccl4 at
what are the advantages and disadvantages of gas chromatography compared to other chromatographic
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how would the retention time of a solute in gas chromatography change if the flow rate of the carrier gas is slowed
calculate the amount of pv work done c2h4gh2g--gtc2h6g express your answer using two significant figures the addition
the mass percent of urea formula ch4n2o in a solution prepared by dissolving 16g of urea in 39g water is a 29 b 029 c
what is the chemical equation for the reaction that represents breaking all the bonds in gaseous
1 the dipole moment of hi is 042d what is the dipole moment of hi in cm 2 the distance between the atoms of h-i is
for a particular redox reaction mno2 is oxidized to mno4- and cu2 is reduced to cu complete and balance the equation
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the type of solid that is characterized by low melting point softness and low electrical conduction is an solid a
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after doing some analysis the probe determines that the gas pocket contains an element that has an ionization energy of
calculate the root mean square speed of br2 molecules at 23 degrees celsius and 40 degrees celsius and 1 atm
a 325 ml sample of naoh solution was titrated with 6423 ml of a 125 m hcl solution to the equivalence point what is the
aspirin acetylsalicylic acidc9h9o4 is a weak monoprotic acid to determine its acid-dissociation constant a student