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problem- draw one of the oxygen-containing mass spectral fragments that is formed by alpha cleavage of 2-butanol
problem- for the titration of 500ml of a 0100 m solution of a dibasic compound with 00500 m hcl calculate the ph at
question- a 755 ml aqueous solution contains 0320 mol of koh and is 200 by mass koh calculate the density kgm3 of the
question- propane c2h8 and n-octane c8h18 are important components of the widely used fossil fuels the enthalpy change
problem- acetic acid has a ka of 18x10-5 find h3o oh- ph and poh for a 0780 m acetic acid solutionthe uses of sodium
question- in the mass spectrum of 22-dimethylpropane the base peak occurs at mz 57 peaks of moderate intensity and
question- part a assuming volumes are additive how much water in ml should be added to 124 ml of a 168 m solution of
problem- a mixture of gases is composed of 0442 moles of he 0143 moles of h2 and 0227 moles of ar if the total pressure
problem- a 755 ml aqueous solution contains 0320 mol of koh and is 200 by mass koh calculate the density kgm3 of the
problem- list reasons why the theoretical ph value of the buffer you prepared was different from the experimental ph
question- 213 ml of 00666m ethylamine ch3ch2nh2 were combined with enough 246m hno3 to give us a ph of 1053 pka
question- draw the complete mechanism for the synthesis of the phenyl magnesium bromide starting with the magnesium and
question- what volume l of an aqueous solution that is 6600 by mass glycerol c3h8o3 and has a density of 117 gml must
question- why is the ph of a given acetic acid buffer greater than that of the phosphoric acid buffer with the same
question- using literature values for the half-cell reactions of the following metals calculate the total cell
question- for each of the following compounds write a balanced net ionic equation and a ksp expression for agco3
question- calculate the concentrations of all species in a 0620 m na2so3 sodium sulfite solution the ionization
problem- using chemical equations show how the triprotic acid h3po4 ionizes in water phases such as l or aq are
problem- write the balanced equation for the ionization of the weak base pyridine c5h5n in water h2o phases such as aq
problem- part-1 given that kw for water is 24times 10-14 at 37 degc compute the ph of a neutral aqueous solution at 37
problem- if a buffer solution contains 43m c6h5cooh ka66x10-5 and 33m c6h5cook then what is the ph of the final
problem- write the balanced chemical equation for the reaction of the weak acid hcn with water include the phase of
question- what volume l of an aqueous solution that is 9400 by mass sulfuric acid conc and has a density of 183 gml
question- what volume ml of an aqueous solution that is 3800 by mass hydrochloric acid conc and has density of 117 gml
question- write a balanced half-reaction for the oxidation of manganese ion to permanganate ion in acidic aqueous