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you need to make 130 l of a sulfuric acid solution that has a concentration of 0750 m if you are going to use 90 m as
the titration used 00861 m naoh to titrate a 126 g sample of the unknown acid dissolved in 5000 ml of water what is the
having trouble finding the formulas to answering this question if someone could help me i would appreciate itwrite the
a layer of peat beneath the glacial sediments of the last ice age has a carbon-14carbon-12 ratio that is 214 of that
for the following unbalanced reaction cog o2co2ga balance the equationb at 30 degrees celcius the equilibrium
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exactly 138 ml of water at 250 degc are added to a hot iron skillet all of the water is converted into steam at
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a meteor has a pb-206 u-238 mass ratio of 0855100 what is the age of the meteor assume that the meteor did not contain
a segment of a dna strand has base sequence of c-g-a-t-t-g-c-a what is the base sequence of the other complementary
if the most common monosaccharides have the formula c6h12o6 why do the resulting disaccharides have the formula
when two cotton plugs one moistened with ammonia and the other with hydrochloric acid are simultaneously inserted into
crude petroleum is a mixture of many different components how might one separate out the components to begin the
what solid breaks in irregular jagged pieces and what solid depends on electron sharing to hold it together and does
what is the most significant intermolecular force acting between molecules of
a solution has a hydrogen ion concentration of 63 x 10-10 m what is the the ph of the solution what is the poh of the
a bottle of vanilla is left uncovered in a cabinet overnight when the cabinet door is opened a strong odor of vanilla
stress-strain curve what information does this curve give you which test would you get the stress-strain curve from
calculate the wavelength of a photon that has an energy of 525 times 10-19nbspjs innmwhatnbspisnbspthe
the atomic mass of an element is 3207 and its atomic number 16 the element forms a simple ion the ion will most likely
the dissociation constant of the weak acid hf is ka hf-hf if at equilibrium the concentrations of h and f- are each 26
find the amount of heat energy needed to convert 150 grams of ice at -15degc to ice at -63degc14760 joules because the
distinguish between factors that will make a solute dissolve faster dissolving rate and those that will make more