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problem- predict the names and formulas of all of the ionic compounds possible using the following elements or ions li
problem- the time required for complete burnout of coalassume pure carbon when o2 diffusion is the rds 1 atm d 10-5
problem- enough of a monoprotic acid is dissolved in water to produce a 00123 m the ph of the resulting solution is 258
problem- for the sequence on2 arrow non1 or noh arrow n oh2 reaction number 2 is the rate determining step is the
problem- calculate the ph at the equivalence point for the titration of 0160 m methylamine ch3nh2 with 0160 m hcl the
problem- the half-equivalence point of a titration occurs half way to the end point where half of the analyte has
problem- 5000 ml of 0140 m naoh is added to 545 ml of 0250 m weak acid ka 775 atilde- 10-51 what is the ph of the
problem- the flask shown here contains 0761 g of acid and a few drops of phenolphthalein indicator dissolved in water
problem- 1 calculate the change in ph when 400 ml of 0100 m hclaq is added to 1000 ml of a buffer solution that is
problem- a stock solution is prepared by adding 20ml of 02m albr3 to enough water to make 65ml how many moles of
problem- ammonia gas is synthesized by combining hyrdogen and nitrogen if you want to produce 562g of nh3 what volume
problem- which of the combinations below will produce some precipitate even if only a very small amount the
problem- 475 ml of h2o and 250 ml of an aqueous 0010 m scn- solution were added to 1125 ml of an aqueous 0015 m fe3
problem- 5000 ml of 0170 m naoh is added to 555 ml of 0250 m weak acid ka 586 atilde- 10-51 what is the ph of the
problem- carbon dioxide in the atmosphere dissolves in raindrops to produce carbonic acid h2co3 causing the ph of clean
problem- a 100 sample of solid magnesium was burned in oxygen to give a 1658 g sample of pure mgo the heat given off in
problem- when 025l of liquid nitrogen d 0807 gml is vaporized what volume does the resulting gas occupy at 25 degrees
problem- aldol cleavage of which of the following sugars will produce one mole each of dihydroxyacetone and
problem- which forms of d-glucose in the ring configuration has the -oh at carbon-1 below the ring in the haworth
problem- which one of the following processes does not depend on the oxidation of hexoses for an energy source1
problem- if high pressure is applied to a compound mx which structure cscl or nacl would be favored and whyhow do i yet
problem- the presence of which of the following molecules indicates that the cell has sufficient energy reserves1 atp2
problem- nitrogen gas was collected over water at 26c and 755 torr if the volume collected was 359l what volume would
problem- how many degrees of temperature rise will occur when a 250 g block of aluminum absorbs 675 kj of heat the
problem- differential pulse polarography was used in past research to determine the concentration of an organomercury