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for the following reaction kc is 144 at 200 degrees c if 0400 mol of both a and b are placed in a 20 liter container at
tin ii ions react with periodate ions in acid medium to give iodide and tin iv ions 25 ml of a 0250m solution of tinii
suppose your lab instructor inadvertently gave you a sample of khp contaminated with nacl to use in standardizing your
one stereoisomer of a-ocimene a monoterpene used in perfumery is e-37-dimethyl-137-octatriene draw the structure of
calculate the mass in grams of the product formed when 395 of ba completely reacts assume that there is more than
a first-order reaction has a half-life of 264 seconds how long will it take for the concentration of the reactant in
the ph of a solution is prepared by dissolving 030 mol of the weak acid ha in enough water to make 10 liter of solution
reaction of 1-methylcyclopentene above with hbr might in principle lead to a mixture of two alkyl bromide addition
sucrose c12h22o11 is a nonelectrolyte hypochlorous acid hclo is a weak electrolyte and nitric acid hno3 is a strong
a cloud bank moving across the ocean at an altitude of 2000m encounters a coastal mountain range as it rises to a
the atmosphere slowly oxidizes hydrocarbons in a number of steps that eventually convert the hydrocarbon into carbon
predict whether the following salts will be acidic basic or neutral when dissolved in water and answer why if the
a student measures the volume of water in a beaker with the smallest divisions of 10 ml as 73 ml a second student pours
one mole of an ideal gas expands reversibly and adiabatically from an initial temperature of 350 degrees c and a volume
given that the enthalpy of vaporization for water at its normal boiling point is 4069 kjmol calculate q w and delta u
describe 4 experimental factor that can influence the retention time of analytes in glc discuss how changing each
a compound contains only c h n and o a 1279g sample was burned to give 160 co2 and 77g h2o a separately weighed 1625g
the activation energy for a reaction is 376 kj mol the rate constant for the reaction is 54 x 103 at 45 degrees celcius
when butyl bromide is treated with sodium iodide in ethanol the concentration of iodide quickly decreases but then
traumatic acid has a distribution coefficient of 58 between mtbe and water if 75 mg of traumatic acid is added to a
the ph of lemonade is approximately 30 how many times greater is the h in coffee than in tap water having a ph of
the energy necessary to generate a dislocation is proportional to the square of the length of the burgers vectoribi2
write oxidation number of the following a ammonium oxalate nh42c2o4 and b ethanol c2h5oh please include
a mixture of cuso4 5h2o mgso4 7h2o is heated until all the water is lost if 5020 g of the mixture gives 2988 of the
draw the structures and write the iupac names of the two alkenes that are formed when 2-hexanol undergoes a