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a 1000 ml sample of 010 m nh3 is titrated with 010 m hno3 determine the ph of the solution after the addition of 500 ml
extremely small pieces of pet were necessary to ensure a successful hydrolysis in the allotted time a 100ml
calculate the volume of the acid solution needed to completely neutralize the base in the flask 2calculate the ph for
calculate the ph at 25degc of an aqueous solution that is 0320 m in ethylamine and 0140 m in ammonia iethe solution
use the equilibrium constants to calculate deltago for the formation of crnh362 cren32 and crdien22 from crh2o62 and
d-maltose is a disaccharide and d means the oh on the second to last carbon to the bottom is on the right and l means
what is the ph of this solution if the ka 15 x 10-2 and hso410 m at equilibrium and what is the relationship between
a a uvv is spectrometer is used to measure the absorbance of a solution of hemoglobin bound to oxygen at 590 nm the
the quantum yield for co production in the photolysis of gaseous acetone is unity for wavelengths between 250 and 320
the atomic mass of gallium is 6972 amu which has two isotopes ga-69 atomic mass 6892 amu and ga-71atomic mass 7092 amu
even though butanols have the same number of the same atoms we see large differences in their ability to dissolve water
why are the kr---kr and intermolecular br---br distances in the solid form of the two elements practically identical
an aqueous solution of sodium hydroxide reacts with an aqueous solution of ammonium chloride yielding aqueous ammonia
if you dilute 250 ml of 150 m hydrochloric acid to 500 ml what is the molar concentration of the dilute
50 kg of hydrogen is reacted with 31 kg of oxygen the experiment yields 28 kg of water calculate the percent yield of
what salt is formed from the neutralization reaction between perchloric acid and potassium hydroxidewaterpotassium
if the theoretical yield for a reaction was 156 grams and i actually made 122 grams of the product what is my percent
hydrochloric acid reacts with calcium to form hydrogen and calcium chloride if 100 grams of hydrochloric acid reacts
how many grams of calcium phosphate are theoretically produced if we start with 340 moles of cano32 and 240 moles of
predict any precipitates that are formed when the following solutions are mixed and give the net ionic equation bano32
what is the empirical and molecular formula for a compound that is 4616 carbon 516 hydrogen and 4868 fluorine if the
lakes that have been acidified by acid rain can be neutralized by the addition of limestone caco3 how much limestone in
which reactant is in excess from the reaction of 350 g of hydrogen with 276 g of oxygen to form
a 1000 ml sample of 010 m nh3 is titrated with 010 m hno3 determine the ph of the solution after the addition of 1500
outline the steps necessary to properly prepare 100ml of te buffer include the amounts of tris-base and edta and all