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1 predict the shift in the direction of the reaction for the following chemical reactionch4 o2 lt-gt co2 h2oa if
the ksp of hgs is around 10-54 how many liters of water should it take to dissolve one molecule of this
a what is the ph of a kachac buffer if the salt concentration is 60 higher than that of the acidb equal volumes of two
determine the volume of 0235 m koh solution required to neutralize 40 ml of 0235 m h2so4 sulfuric acid the
write the balanced net ionic equation for the following reaction with states and determine the conjugate acid-base
to what volume should you dilute 55 ml of a 120 m rm h2so4 solution to obtain a 155 m rm h2so4
150 ml of a 0100 m solution of malonic acid is titrated with 0109 m naohka1 15 x 10-3ka2 20 x 10-6a what is the ph
a 0542 g sample of an unknown monoprotic weak acid requires 2867 ml of 01093 m naoh for neutralization what is the
use mo theory to predict the net bond order after n2 interacts with a photon that results in the promotion of an
a 2000 ml sample of h3po4 is titrated to a phenolphthalein end point with 1867 ml of naoh if the phenolphthalein color
sickle-cell anemia is caused by a genetic defect that substitutes valine for glutamic acid at one position in two of
a radiometric dating technique uses the decay of u-238 to pb-206 the half-life for this process is 45 billion years to
for the reaction co2gh2gcogh2og at 1000 k an equilibrium mixture of the gasses consists of 0276 mol h2 0276 mol co2
a voltaic cell is built using the anode reaction cu scu2aq2e- and the cathode reaction fe3aq1e-fe2aq if cu250m fe210 m
a show how butyric acid can be synthesized from 1-propanol do not use a metallorganic reagent you will need more than
what is the literature melting points for borneol and isoborneol what would be expected for the melting point range of
1 what ir peaks were the major ones that allow you to determine from your ir analysis which alcohol stereoisomer endo
why would it be difficult to observe a positive ceric nitrate teston an old bottle of a diet cola drink diet cola if it
a solution is prepared by dissolving 600 g of an unknown nonelectrolyte in enough water to make 100 l of solution the
a student reacts 40 grams of nickel ii chloride hexahidrate with 40 grams of ethylenediamine nh2ch2ch2nh2 calculate the
use the standard reduction potentials below to determine which element or ion is the best reducing agentpd2aq 2e- --gt
describe procedures for preparing each of the following compounds using ethanol as the source for all of their carbon
write a balanced half-reaction for the reduction of hydrogen peroxide to water in an acidic solutiona 2h2o2l 2e- --gt
what volume of radon will be produced per hour at stp from 1075 g of 226ra t12 1599 yr 1 yr 8766 h mass of one 226ra
a rock that contains 30 10-15 mol of 232th t12 14 multiplied by 1010 yr has 77 104 fission tracks each track