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What are the volumes of gases produced in the reaction of dehydration of 500 microliters of 2-butanol and 250 microliters of conc. sulfuric acid if the molar ration of gases (1-butene:trans-2-butene:cis-2-butene) is 1:3:2
What is the total pressure in the vessel just after the reagent gases are added (assume ideal behavior) and what are the mole ratios of the reagent gases in the vessel before the reaction begins?
a student carefully did a titration to determine the mass of acetic acid in the vinegar sample. after 50 ml of naoh was
Which of the following compounds would have the lowest boiling point. a) CH4 b) HF C)K2O D) NO2 E) LiCl
why was nortripyline measured here? was there post-mortem redistribution? Explain.Were amitriptyline and nortriptyline over the toxic dose? Acute overdose/rapid death or chronic administration/show death? Explain
The top of the energy hill in an energy diagram is called the A. downhill reaction B. uphill reaction C. transition state D. energy of the reaction
What is the bond order of a molecule with 10 valence electrons 12valence electrons,13 valece electrons,14 valence electrons
Historically, the solid residue that is left after the methylene chloride solution is evaporated has a lower melting point that its literature value, due to impurities. Explain what impurities are present and why.
The isomerization of cyclopropane follows first order kinetics. The rate constant at 700 K is 6.20*10^-4 min-1, and the half life at 760 K is 29 min. Calculate the activation energy for this reaction.
Calculate the pH when 8.14 g of NaClO is added to 445.5 mL of 0.50 M HClO. Ignore any changes in volume.
The mass spectrum of an organic compound shows the relative abundance of M to be 34.29% and M+1 to be 8.901%. Assuming the peaks are caused by 12C and 13C isotopes, determine the number of carbon atoms in the compound. Natural abundance: 12C is 98..
in discussing solar-thermal so far weve mostly focused on the large central-station power plants that generate
which is the excess reactant in the given reaction na2s cuso4 na2so4 cusnbsp it is given that you start this reaction
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