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The normal range for the carbonyl of a ketone is 1715 cm-1. Why does the carbonyl peak for cyclopentanone appear at 1750 cm -1?
a.) ring strainb.) conjugationc.) overtonesd.) electronegativity effects
a gas has a volume of 25 ml when its pressure .056 atm what will the volume of the gas be at the pressure of 1.00 ?
1.compare and contrast covalentionic and hydrogen bonds.2. what information can you gather from the periodic table.3.
Compare the amount of .200 moles of KOH needed to neutralize 50 mL of .200 moles of HNO3 with the amount of .200 moles of KOH needed to neutralize 50 mL of .200 moles of CH3COOH. Is the volume of KOH more, less or the same.
Calculate Qsp for calcium flouride (Ksp=3.9 x 10^-11) when 230.0 mL of a 0.00790 M solution of Ca(NO3)2 is added to 275.0 mL
Ammonia has a melting point of 195 K and a normal boiling point of 240 K. At 225 K and 1atm, ammonia exists primarily as
How many grams of dry NH4CL need to be added to 2.30 L of a 0.400 M solution of ammonia,NH_3 , to prepare a buffer solution that has a pH of 8.53? Kb for ammonia is 1.8*10^-5.
One of the lines of the hydrogen line spectrum has a wavelength of 434.1 nm. It is known that all of the visible lines of the hydrogen spectra result from an electron
What monomers make up the zylon polymer, and how is the monomer made in industrial quantities? Are alternative monomers ever used
in a rush a student only measured the mass of the empty beaker once before beginning the experiment and one more time
You will start with 500 mg of one of isoamyl acloho to make isoamyl acetate. While the alcohols are liquids, we will measure them by mass directly on the balance, not by volume (i.e. the density of the alcohol will not be used; pretend the alcohol..
solid ammonium carbonate nh4co2nh2 decomposes at 25 degrees c to ammonia and carbon dioxide.nbspthe equilbrium constant
A liquid mixture of methyl acetate and ethyl acetate at 50oC and 1 atm is in equilibrium with gas containing methyl acetate, ethyl acetate and 23 mole % nitrogen. What are the molar fractions of ethyl and methyl acetate in the liquid and gas phase
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