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explain a solution is prepared by dissolving 5787 grams of nacl in enough water to make 2525ml of solution explain
a the pressure of an ideal gas is raised from 56torr to 150torr at constant temperature explain what is the new volume
needs a minimum of 2164 kjmol to remove an electron from a potassium metal surface if uv lights at 227 nm strikes this
depict structural formals and give names for five isomeric esters of formula c5h10o2 neglect the
a wildlife biologist is interested in testing the ph of the water in a lake he obtains a 200ml sample of the water and
explain why is it more difficult to identify all of the components of a mixture than to identify the cation and anion
the ka for an acid is 18x10-4 a 140 ml sample containing 05m formic acid is titrated with 05m of naohcompute the ph ata
5 grams of compound a is dissolved in water the partition coefficient for compound a between chloroform and water is 59
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in terms of determining the equilibrium constant i have to figure out if i would be able to get the same value of k
an acetonewater solution which is 850 acetone by mass has a density of 09867 gml explain how many kilograms of acetone
explain would silver chloride which is 556gcm3if it was placed on top of the ozone or in the lower mesoshpereupper
in the titration of khp with a naoh solution done in experiment to standardize the naoh solution you use small amounts
there are several derivatives of 13c or 14c glucose that are available for sale from radiochemical supply companies
using kegg to trace metabolic pathways kegg is a database of genes and genomes organized by metabolic pathways it is
2fe o2 2feoexplain how many grams of iron oxide are produced from 800 mol of iron can someone please explain to me in
cyclopropane mixed in the proper ratio with oxygen can be used as an anesthetic at 755 mm hg and 25o c it has a density
a buffer solution is prepared by adding 0125 mol of ammonium chloride to 500ml of 0500 m aqueous ammonia explain what
depict both possible chair conformations oftrans-1-boromo-4-methylcyclohexane and circle the one that is the most
explain what type of reaction mechanism accounts for the reaction of an alkene with aqueous acid to give an
if khp is titrated with naoh until the equivalence point is reached explain why is it true that the number of moles of
while backpacking in the wilderness hikers often boil water to sterilize for drinking presume you are planning a trip
find out the wavelength of light needed to excite an electron from the ground state to the lowest excited state of the
explain what happens when the following chemicals are mixed in water as well as how would you write a balanced chemical
explain why we take two consequent concurrent reading for calculation in titration explain is there any specific reason