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vanadium metal crystallizes in a body centerd cubic crystal lattice the length of a unit is 0305nm calculate the
dioxane has a boiling point of 101 degrees celsius could you seperate dioxane from methylcyclohexane by distillation
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if a 0135g sample of nacl were placed on an ion-exchange column in the h form and the eluate titrated with 01231 m naoh
a unit cell for a compound of copper and gold determine the formula for the compound show all work calculation in
the net potential energy en between two adjacent ions is sometimes represented by the expression en -cr d exp-rpin
a solution contains 35 g of nacl per 1000 g of water at 25 degrees celsius is the solution saturated unsaturated or
consider the following equilibrium at 395 k the partial pressure of each gas is 0365 atm nh4hss nh3g
write the net ionic equation that shows the neutralization reaction when the strong acid or strong base is added to the
show that using many small volumes of organic solvent in an extraction from an aqueous phase is more effective than
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write an equation that represents the reaction of 2 ethanolic pbp solution with 4- methlycyclohexene and
a large oil spill that resulted from the 1989 shipwreck of the exxon valdez cause considerable damage to alaskas
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the density of 705 weight aqueous perchloric acid is 167 gml recall that grams refers to grams of solution g hclo4g h2o
liquid butane c4h10 is stored in cylinders to be used as a fuel suppose 312 g of butane gas is removed from a cylinder
calculate the amount volume of 625 wtvol naocl solution commercial bleach required to oxidize 150 mg of 9-fluorenol to
a tetrahedral site in a close-packed lattice is formed by four spheres at the corners of a regular tetrahedron this is
what is the osmotic pressure of a solution made from dissolving 600 of glucose in 550 of water at
what is the freezing point of a 019 m solution of glucose c6h12o6 in water kf for water is 1858 degrees
a 22g sample of a small protein having a molecular weight of 42000 gmol is dissolved in 456 ml of water at 23 degrees c
assume that you found that the average volume of water required to fill the graduated cylinder to the 800 ml mark was
you come across a beaker that contains water aqueous ammonium acetate and a precipitate of calcium phosphate write the
what volume of glacial acetic acid 106gml and what weigh of solid potassium acetate are required to prepare 5 liters of
tris acid dissociation constant is 832 x 10 -9 i have 01 m soln of tris in protonated form o1m soln of hcl and naoh and