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calculate the concentrations of the protonated and unprotonated forms of bromothymol blue in 100 ml of a ph 81 buffer
explain why a hydroxyl group in the para position p-hydroxybenzoic acid pka448 decreases the acidity while a hydroxyl
consider the combustion of methane as represented by the following equation this is the reaction that occurs for a
when cobalt chloride is added to pure water the co 2 ions hydrate the hydrated form then reacts with the cl- ions to
drying agents called desiccants can be based on the cobalt complexes shown coh2o62aq 4cl-aqlt--gt cocl42-aq
which of the following correctly describes the equalibrium constant for the gas phase reaction between h2 and o2 to
which of the following is true for a system whose equalibrium constant is relatively small a it will take a short time
consider the following equalibrium c2h6g c5h12glt--gt ch4g c6h14gkp957 at 500 k suppose 209 g each of ch4c2h6c5h12and
which of the following equilibria would not be affected by pressure changes atconstant tempature a cog 12o2glt--gt
consider the following equalibrium 4nh3g 3o2g lt--gt 2n2g 6h2og suppose 030 mol of nh3 and 040 mol of oxygen are
for the equalibrium pcl5g lt--gt pcl3g cl2g kc 20 x 101 at240 celcius if pure pcl5 is placed in a 100-l container and
at 800 k kc for the following equalibrium is 42 x 10 -3 2hgos lt--gt 2hgl o2g suppose 965 g of mercuryll oxide is
in an experiment 030 mol h2 and 030 mol i2 are mixed into a 100-l container and the reaction forms hi if kc 49 for
cs2g 3cl2glt--gtccl4g s2cl2g at a given tempature the reaction above is at equalibrium when cs2 0050 m cl2 025 m
consider the following equalibrium c2h6g c5h12g lt--gt ch4g c6h14g kp 957 at 500k suppose 142 g each of ch4c2h6c5h12
consider the following equation 2hf glt--gt h2 g f2 g k 100 x 10 -2 given that 100 mol of hfg 0360 mol of h2g and
what is the kp equalibrium constant expression for the following equalibrium s8 s 24f2glt--gt 8sf6g
for the reaction nog 12o2glt--gt no2g at 750 celciuswhat is the relationship between kc and kp if the kp 4213x10-6what
a sample of ammonia gas was allowed to come to equalibrium at 400k 2nh3g lt--gt n2g 3h2g at equalibrium it was found
nitrogen triflouride decomposes to form nitrogen and flourine gases according to the following equation 2nf3 g lt--gt
the following reaction is investigated assume an ideal gas mixture2n2og n2h4g lt--gt 3n2g 2h2og initially there are
for a 670kg of magnesium-lead alloy is it possible to have the masses of primary alpha symbol and total alpha symbol of
an ecobotanist separates the components of a tropical bark extract by chromatography she discovers a large proportion
a bioengineer preparing cells for a cloning experiment bathes a small piece of rat epithelial tissue in a tris buffer
given a stock solution of a food dye having a concentration of 10 x 10-5 and an absorbance of 0700 if a new solution is