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For the vapor phase decomposition of ethylene oxide to methane and carbon monoxide, the following data were obtained:Time(min) 0 5 7 9 12 18Pressure(min) 116.51 122.56 125.72 128.74 133.23 141.37Deduce graphically the order of the reaction (show your graph) and calculate the specific rate constant with the proper units.
you have 75.0 ml of a 2.50 m solution of na2cro4aq. you also have 125 ml of a 1.79 m solution of agno3aq. calculate the
If one started will 6.73 g of copper chloride, how many grams of copper could be produced?
28.98 mL of a 0.1962 mol/L EDTA solution is required to titrate a sample to the equivalence point. How many moles of divalent metal cations were in your sample?
What type of reaction is occurring in each step. some categories include: Bronsted-lowry acid-base, precipitation or redox.
Calculate pCO2+ at each of the following points in the titration of 25.00 mL of 0.02022 M CO2+ by 0.03855 M EDTA at pH 6.00.
Then the gas is cooled at a constant volume of 25.0L back to its original temperature. Then it contracts back at a constant tempurature to its original volume. Find the total heat flow for the entire process.
what must a solute's distribution ratio be if 99% of the solute in a 50ml sample is to be extracted with (a) a single 50 ml portion of an organic solvent. (b)two 25 ml portions of the organic solvent
a hurricane is simply a steam engine which draws much of its destructive power from the evaporation and condensation of
The activation energy of a certain reaction is 35.3 . At 20 , the rate constant is . At what temperature would this reaction go twice as fast?
Ethyl chloride , a substance used as a topical anesthetic, is prepared by reaction of ethylene with hydrogen chloride: C2H4(g)+HCl(g)?C2H5Cl(g) Delta H degrees = -72.3 kj. What is the value of delta E (in kilojoules) for the reaction.
Draw structures of the following 5-carbon molecules. which are isomers of eachother and explain the type of isomerism involved?
marble chips calcium carbonate caco3 react with hydrochloric acid hcl to produce calcium chloride cacl2 water and
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