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suppose you measured the product of pv of 1 mol of a dilute gas and found that pv 2754 l atm at 000 c and 3732 l atm at
how many grams of nano3 would you add to 250g of h2o in order to prepare a solution that is 200 molal in
if the atomic radius of a metal that has the body-centered cubic crystal structure is 0184 nm calculate the volume of
give the formula of a product derived from the first-named substance that may be formed in the following reactions note
what volume of hydrogen gas can be produced by reacting 386 g of aluminum in excess of hydrochloric acid at 21 degrees
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in virginia the roanoke river at altavista on february 1 2008 at 1500 et had a depth of 1 m a width of 40 m and a flow
i dont understand how n in the equation turned into 435x102where did that number come
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heat of hydrogenation of 135-hexatriene is -335 kjmol that for 15- hexadiene is -252 kjmol estimate the resonance
upon combustion a mole of hydrocarbon formed eight moles of co2 and eight moles of h2o determine the molecular formula
if ammonia is obtained in 90 yield based on hydrogen how many tons of hydrogen are necessary to produce 100 mg of
a solution is prepared by adding 324 grams of an unknown compound to 217 g of cyclohexane c6h12 this solution freezes
how many liters of antifreeze ethylene glycol ch2ohch2oh would you add to a car radiator containing 650 liters of water
calculate the molality of a 0055 m solution of ethyl alcohol of in water at 25 c assume the density of the solution at
exercise 1 the sedimentation of bovine serum albumin dbsa 1106 gcm3 was measured in water at 298 k at a spinning speed
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given the reactants and products write balanced net ionic equations fr the following reactions supply h2o h or oh- as
a square box contains he at 25 degrees celsius if the atoms are colliding with the walls perpendicularly at the rate of
1 what is the formula of a compound that crystallizes with fluoride ions occupying all of the tetrahedral holes in a
a different nonscientist is going to make a new semiconductor iii-v solid but for reasons to discussed later the
at what speed in meters per second must a 145 baseball be traveling to have a de broglie wavelength of
what happens to these physical properties as the strength of intermolecular forces london dispersion forces