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Give the reaction scheme, showing the products formed (before hydrolysis), when one equivalent of ethylmagnesium bromide is treated with one equivalent of 5-hydroxy-2-pentanone. Does addition of two equivalents of the grignard reagent to this ketone yield a different product(s)? If so, give the structure (s).
How many grams of oxygen are required to completely burn 5.90g of C3H8 in the following unbalanced
the density of carbon in the form of diamonds is 3.51 gcm3. if you have a 40-carat spherical diamond what is the
Using appendix C, calculate the delta S values for the following reactions. In each case explain the sign of delta S.
When 1.6768 g of an organic iron compound containing, Fe, C, H and O was burned in O2, 3.1363 g of CO2 and 0.89758 g of H2O were produced. What is the mass percent of hydrogen in the compound?
determine delta h q w and delta e at 298 k and 1 atm for the complete reaction of 8.430 g of n2o4.n2o4g 2n2h4l 3n2g
Who does the first ionizaiton energy of the alkali metal in a given period compare with the first ionization energy of the halogen in the same period. What is the result in terms of how these elements tend to react with each other
What is the purpose of the sodium bisulfite? If bisulfite is oxidized to sulfate
55.0 ml of 0.10 m hclaq is mixed with 55.0 ml of 0.10 m naoh 9aq in a coffee cup calorimeter. both solutions are
mom made the kids 2 l of kool-aid by mixing 5.0 g sugar c12h22o11 10.2 mg of kool-aid powder a proprietary mixture of
q1.determine the mass of a sample of hg that occupies a volume of 4.75ml if the specific gravity of mercury 13.63.
The degree of unsaturation, or index of hydrogen deficiency, is the number of pi bonds plus rings in a molecule. Specify the degree of unsaturation (index of hydrogen deficiency) of the following formulas
NH3 solution is titrated by HCl solution, what is the pH at the 3/4 point of the titration? Kb(NH3)=1.8*10^-5
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