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Please explain the difference between aromatic, antiaromatic, and nonaromatic groups.
The molar heart of neutralization from hydrochloric acid and sodium hydroxide is -57.3 kJ/mol. Use this accepted value to predict the heat evolved during the neutralization of 655mL of 1.00 M hydrochloric acid by 1.00 M sodium hydroxide
If 30mL of 6.8M H2SO4 was spilled , what is the minimum mass of NaHCO3 that must be added to the spill to neutralize the acid.
Explain what effect does the presence of nonvolatile solute have upon (a) the vapor pressure of a solution, (b) the freezing point, as well as (c) the boiling point
in a particular redox reaction cr is oxidized to cro42- and cu2 is reduced to cu . complete and balance the equation
the density of phosphorus vapor at 310 degrees celcius and 775 mmhg is 2.64gl. what is the molecular formula of the
If E(ethanol) and E(octane) are the energies per gram of fuel produced by ethanol and octane, respectively, calculations show that E(octane)/E(ethanol) is? [the standard molar enthalpy of formation of octane is -249.9 kJ/mol]
Concentration of a Species, One mole of NOCl gas is added to a 4.0L container. The NOCl undergoes slight decomposition to form NO gas and Cl2 gas.
The proteins are given to you as 10mM solutions in phosphate buffer. You acquire UV-Vis spectra of the solutions to compare to your unknown mixture.
an unknown gas effuses at a rate that is only 0.468 times that of o2 at the same temperature. what is the molar mass of
Describe how you would prepare each of the following aqueous solutions. - 230 g of a solution that is 0.60 molal in Na2CO3 starting with the solid solute.
Write a "mechanism" for the formation of phenacetin from acetaminophen and ethyliodide.
A calorimeter contains 28.0 mL of water at 12.0C. When 2.00 g of X (a substance with a molar mass of 47.0 g/mol) is added, it dissolves via the reaction
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