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calculate the molar solubility of thalliumi chloride in 0731 m nacl at 25o c ksp for tlcl is 905 x 10-8 report your
1 the precipitate that you have formed is mgnh4po46h2oa calculate its formula weight molecular weightnbspb from this
analyze the extraction of the salicylic acid-naphthalene mixture by using two solvents saturated aqueous sodium
a what is the ph of a buffer prepared by adding 0708 mol of weak acid ha to 0507 mol of naa in 200 l of solution the
if the following three chemicals benzyl alcohol benzaldehyde and benzoic acid were chromatographed using silica gel tlc
1 explain what is happening to electrons when light is emitted in emission spectra2 list the possible energy level
write a balanced molecular equation for the reaction of aluminum metal with a solution of copperii chloridebased on the
ammonia is produced from the reaction of nitrogen and hydrogen according to the following balanced equationn2nbspg
analyze the data if 00396g of purified naphthalene which was collected from sublimation is recovered from a 07g sample
analyze the sublimation of the crude naphthalene when the crude naphthalene was placed in a 25ml filter flask the
part a barium sulfate baso4 is used in medical imaging of the gastrointestinal tract because it is opaque to x rays a
part a a 500-ml volume of 015 mhbr is titrated with 025 mkoh calculate the ph after the addition of 110 ml of koh
the rate at which a certain australian tree cricket chirps is 188min at 29degc but only 368min at 3degc from these data
write the net ionic equation for the reaction between hydrochloric acid and sodium cyanide do not include states such
radioactive materials are often used in biological studies a radiation biologist studies the rate of decomposition of a
an aqueous solution ofhydroiodic acidis standardized by titration with a0200m solution of barium hydroxideif142ml of
describe an experiment using only hot and cold water that would enable you to verify that the heat capacity of your
as molecules move up a fractional distillation column they condense and revaporize during which of tese steps in the
question1 explain what is happening to electrons when light is emitted in emission spectra2 list the possible energy
what are lithium iron phosphate batteries and their advantages and
what is the qualitative difference between nylon rope polymer and slime hydrogen
a data is collected from sample in a laboratory-- mass of flask gnbspnbspnbspnbsp 5287g-- mass of flask and sample
what is the ph of a solution produced by dissolving 15g hcl to make 1 l of
what is the molarity of a solution of naoh if 234 ml required to neutralize 25 ml of 025m
titration with an indicator is a common technique that chemists use when counting molesa would this technique be