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problem- the delta h of the rate determining step of an sn1 reaction should be negative positive or zero whyplease
problem- what mass of nh4cl will be required to prepare 10 l of a buffer solution at ph 950 containing 6800 ml of nh3
problem- as specifically as possible show and explain how the eg-t2g splitting would change upon reduction of the
problem- a certain protein made of a single polypeptide chain contains 158 amino acids which of the following pieces of
problem- a sample of br2g takes 240 min to effuse through a membrane how long would it take the same number of moles of
problem- the following reaction has a deltag of 448 kjmol how many moles of pbis will dissolve in 1l of hydroiodic acid
problem- show how to snthesize 3-decne rom acetylene and necessary alkl halides show the reagents and inermediaes
problem- a 500ml aliquot of 275 wtwt solution of hydrogen peroxide mm 34016 gmol with density 105gml the water
problem- propose a synthesis curved arrows lone pairs included of bac benzylalkyldimethylammonium chlorides from phcho
problem- a student performed the experiment described in this chapter a 250ml aliquot of 333 wtwt solution of hydrogen
problem- a gaseous mixture contains 4360 torr of h2g 3859 torr of n2g and 883 torr of arg calculate the mole fraction x
problem- chlorine can be prepared in the laboratory by the reaction of manganese dioxide with hydrochloric acid hclaq
problem- a 250 ml sample of 0250 m nacl reacts completely with excess kmno4 the cl2 produced is dried and stored in a
problem- a if 100 ml of a gas in a sealed container exerts a pressure of 765 mm hg what volume will the same gas occupy
problem- your current sop for making a caustic solution for removing tartrates in your tanks calls for using 100 grams
problem- calculate the ph of a solution of a weak acid ha which has a 0128 m ha and 0300 m a- if ka is 00000274please
problem- oxalic acid h2c2o4 reacts with chromate ion in acidic solution as follows 3h2c2o4 aq 2cro4 2- aq 10 h aq
problem- the flask shown here contains 0761 g of acid and a few drops of phenolphthalein indicator dissolved in water
problem- 3000 mls of 150 methanoic acid is mixed with 6000 mls of 100 m kohwhat is ph of the resulting solutionka18 x
problem- what is the ph at the equivalence point of a solution made from 3000mls of 150 methanoic acids that has been
problem- calculate the ph of a buffer solution that is 060 m in nh4cl and 075 m in nh3 k b 18 x10-5 for nh3i need
problem- if 790ml of 0127 moll naohaq and 500ml of 0189 moll haaq are mixed then what is ha at equilibrium assume that
problem- 131 the objective can be described most simply as converting methane and water into methanol and hydrogen and
problem- predict the ideal solubility in terms of mole fraction of lead in bismuth at 280 oc given that its melting
problem- part a provide a detailed mechanism for the reduction of acetophenone with sodium borohydridepart b provide