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an aqueous nacl solutions is made using 112 g of nacl diluted to a total solution volume of 10 l calculate the molarity
you have a solution that is 185 vv methyl alcohol if the bottle contains 222l of solution what is the volume v in
can anyone explain how the flash point of an organic compound would change when diluted with a halogenated solvent such
if an oil were composed of a bunch of triglycerides formed from only two different fatty acids at least four compounds
1 2000 ml flask containing 103 mg and 056 mg o2 i have a 15 c to calculate the partial pressures of oxygen and helium
at what temperature the molecules of co2 would have a rms velocity equal to that of h2 molecules at 24
calculate the ph at the equivalence point in the titration of 50 ml of 010 m methylamine with a 020 m hcl
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determine the volume measured in a buret of a 02750m solution of hcl needed to consume all the calcium carbonate in a
at 10 degrees celsius the autoionization constant for pure water kw is 292e-15 what is the hydronium ion concentration
draw two conjugated dienes and two nonconjugated dienes each with the formula c7h12 and the base name hexane provide
why is it important that all determinations of acid-base titrations be done at the same temperaturewhat can be said
when a 100 l flask containing 0500 atm of gas a is joined with a 200 l flask containing 0850 atm of gas b and the
sucrose and sucrose treated with acid produce somewhat different results in benedicts test explain
to prepare sodium hypochlorite naclo the principle component in chlorine bleach chlorine gas is bubbled throught an
what is the concentration molarity of the solution prepared by dissolving 183g of cono32 in hcl acid to give a total
suppose you have a solution that might contain any or all of the following cations cu2 ag ba2 and mn2 addition of hcl
devise cells to study the following biochemically important reactions in each case state the value for v to use in the
calculate the biological standard gibbs energies of reactions of the following reactions and half-reactionsa 2 nadhaq
which of the following substances would be most efficient per unit mass at melting snow from sidewalks and roads
an electron in the ground-state he ion undergoes a transition to a state decribed by the wabefunction r41ry11thetaphi
calculate the molality of a solution that is prepared by mixing 255 ml of ch3oh d 0792 gml and 387 ml of ch3ch2ch2oh d
the expressions for the p- q- and r-branches assume that the moment of inertia of the molecule is the same in the