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How could you convert butanenitrile into the following compounds? Write each step showing the reagents needed. (b) Butylamine and (c) 2-Methyl-3-hexanone.
The chemist used a thermometer that was miscalibrated by 2(degrees)c over the entire thermometer scale. will this factory error cause the reported energy of neutralization to be higher, lower, or unaffected? explain.
Calculate how many molecules of C 2 H 6 S (ethyl mercaptan )are contained in 1.0 micro liter sample if the given density = 0.84 g/mL
napthalene lowered the freezing point of the solvent by 0.780K. Calculate the molar mass of the compound. [Kf of napthalene= 6.94 K*kg/mol]
The element mercury, chemical symbol Hg, has an atomic number of 80. How many protons, electrons and neutrons does an atom of Mercury contain
Determine the heats of formation or the steric energies of the exo- and endo-anhydride adducts using a molecular mechanics program.
to determine the molecular formula of a compound.a compound of p and f was analyzed as follows heating 0.2324 g of the
Calculate the percent nickel in a compound for which a 11.6 mg sample required 1.38 mL of 0.010 M EDTA to reach the Murexide endpoint.
A container with 1.00 mol of gas is expanded from 5.00L to 10.0L by adding more gas. The temperature and pressure are kept constant. How many moles of gas are present after the expansion
Calculate the work (in kJ) done on the system when 1.10 moles of hydrogen gas are produced from the reaction of sodium in excess water at 298 K: 2Na(s) + 2H2O(l) ? 2NaOH(aq) + H2(g)
A particular sample of vinegar has a [H3O^+] of 1.26 x 10^-3 M. Assuming that acetic acid is the only acid that vinegar contains (Ka = 1.8 x 10^-5), calculate the concentration of acetic acid in the vinegar.
what is the lewis dot structure of HXeSH the formal charges on each atom should be = to 0
The specific heats of solid and liquid ethanol are 0.97 J/g-K and 2.3 J/g-K, respectively. How much heat (kJ)
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