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problem- a voltaic cell consists of a pbpb2 half-cell and a cucu2 half-cell at 25 c the initial concentrations of pb2
problem- a 1 m nac2h3o2 solution gave a 777 ph meter reading use the concentration and ph reading to approximate the ka
problem- please provides the formula for the listed coplex ionscompounds below if you could explain the conventions and
problem- a how many ml of a 450 mv solution of nacl would you need in order to have 120 g of naclb a bottle of wine
problem- what volume is milliliters of 9950 x 10-2m sodium hydroxide solution is required to reach the equivalence
problem- a liquid mixture of 20 mol benzen50 mol toluene and 30m-xylene is to be partially vaporized at 1 atm pressure
problem- a 10 m solution of socium cyanide gives a ph reading of 111 write a net ionic equation that accounts for this
problem- determine the potential energy ev due to the long-range dipole-dipole interaction for two polar molecules with
problem- a certain indicator ha has a ka value of 0000016 m the protonated form of the indicator is yellow and the
problem- a 22111 g sample of aqueous waste leaving a fertilizer manufacturer contains ammonia the sample is diluted
problem- two 500 ml solutions at 2896k are mixed and the temperature increases to 3354k what is the value of qrxn in
problem- which one of the following reagents could you use to oxidize the silver metal in an ore sample to convert it
problem- what hydrogen ion concentration should be required to dissolve 010 m mgf2 if the ksp for magnesium flouride is
problem- explain which lc liquid chromatography detector a can detect temperature change b has highest sensitivity c
problem- calculate the ph during the titration of 3000 ml of 01000 m naoh with 01000 m hcl after 303 ml of the acid
problem- the pkb values for bibasic base b are pkb1 210 and pkb2 739 calculate the ph at the flowing points in
problem- mix 250ml of 10m sodium acetate naa to the 100ml of 10 acetic acid with a ph of 519 calculate the acetate ion
problem- calculate the mass of methane that must be burned to provide enough heat to convert 220g of water at 49c into
problem- hydrocarbons containing halogens are very useful molecules in synthetic chemistry use tabulated thermodynamic
problem- a buffer solution contains 20 moles of methanoic acid hcooh and 30 moles of sodium methanoate nacooh in 100 l
problem- why are different products obtained when molten and aqueous nacl are electrolyzed predict the products
problem- a liquid mixture of 20 mol benzen 50 mol toluene and 30m-xylene is to be partially vaporized at 1 atm pressure
problem- i propose a mechanism for 2-methyl-2-butanol with hydrochloric acidii propose a mechanism for the e2 reaction
problem- a 00106-g sample of a radioactive isotope with a half life of 13x109 years decays at the rate of 29x104