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question- a titration of 2000 ml of 100 m h2a was done with 108 m naoh for the diprotic acid h2a ka1 25 x 10-5 ka2 31
question- baoh2 is a strong electrolyte determine the concentration of each of the individual ions in a 0250 m baoh2
question- a weather balloon is inflated to a volume of 262l at a pressure of 754mmhg and a temperature of 280c the
question- a 10m na2so4 solution is slowly added to 100 ml of a solution that is 020m in ca2 and 030m in ag how much
question- what is the product formed when excess aqueous naoh is added to a solution containing each of the following
question- it takes 450jj to raise the temperature of an 900gg piece of unknown metal from 130c to 240c what is the
question- on the topic of hydrogenation why are we using hydrogenated oils and fats in our food what makes the use of
question- for a molecule of fluorous acid the atoms are arranged as hofo note in this oxyacid the placement of fluorine
question- determine the electron geometry molecular geometry and idealized bond angles for each of the following
question- classify the bonds formed between each pair of elements based on electronegativity values in the following
the boiling point of pure cs2 is 4630 oc and its boiling point elevation constant kb is 234 ocm a solution of sulfur in
question- what is the ph change of a 0300m solution of citric acid pka477 if citrate is added to a concentration of
question- a 1000 ml solution of 050m cdno32 is mixed with 1000 ml of 60 m ammonia solution what is cd2 in the resulting
question- you wish to make a 0413 m hydrochloric acid solution from a stock solution of 300 m hydrochloric acid how
question- you need to make an aqueous solution of 0213 m manganeseii sulfate for an experiment in lab using a 500 ml
question- using the lewis concept of acids and bases identify the lewis acid and base in each of the following
question- at 22 c an excess amount of generic metal hydroxide m oh2 is mixed with pure water the resulting equilibrium
question- a generic salt ab2 has a molar mass of 297 gm and a solubility of 100 gl at 25 c what is the ksp of the salt
question- as a technician in a large pharmaceutical research firm you need to produce 200ml of 100 m potassium
question- calculate wavelength in nm of a photon emitted by a hydrogen atom when its electron drops from n3 state to
question- the activation energy of a certain reaction is 412kjmol at 28 degrees c the rate constant is 00150s-1 at
question- the molecular formula for a compound is c9h16o it is a cyclic compound containing six atoms of c in a ring
question- what is the hammond-leffler postulate how can it be used to explain why hydrobromination of
question- when 1mol of a gas burns at constant pressure it produces 2430j of heat and does 4kj of work identify delta e
question- what is the hybridization of the central atom of each of the following molecules match the atoms below with