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2,4,6-Trichlorophenol is considerably more acidic (pKa = 6) than phenol. Draw the resonance structures for the 2,4,6-trichlorophenoxide ion that explain why it is more acidic, and provide ONE sentence explaining the significance of these structures.
What is the mole ratio of benzene to n-octane in the vapor above a solution of 20.0% benzene and 80% n-octane by mass at 25C? The vapor pressures of n-octane and benzene at 25 c are 11 torr and 95 torr, respectively
Compute the percents ionic character of the interatomic bonds for the following compounds: TiO2, ZnTe, CsCl, InSb, and MgCl2.
If 555 g of NaOH is dissolved to a final total volume of 40.0 L, what is the molarity of the solution?
An elemental analysis of X shows that the mass percentage composition of the compound is 26.86% C and 2.239% H, with the remainder being oxygen. A mass spectrum of X yields a molar mass of 90.0 g/mol. Write the empirical formula of X.
What is the theoretical yield and percent yield for this reaction under the given conditions?
What substances are present after the reaction is over? How many grams of ammonia are formed? How many grams of the excess reagent remain after the reaction is complete?
(i) calculate the random match probability, RMP, for Katie (ii) based on the profile given and the attached inheritance.
Which of the following molecules would be expected to be MOST water soluble?
Determine how much heat (in kJ) is needed to warm 12.0g of ice, that is initially at -10.0 ° C, to steam at 114.0 ° C? The heat capacity of ice is 2.09 J/g⋅ ° C and that of steam is 2.01 J/g⋅ ° C.
Predict the chemical formulas and IUPAC names of the missing reactants or products, to complete the following chemical reactions
10.00 mL of the final acid solution with excess barium chloride to produce a precipitate of barium sulfate (FW=2.33g/mol). The dry solid weighs 0.397 g.
Celsius and -125 degrees Celsius , respectively. Calculate the entropy changes for fusion ( solid to liquid) and vaporization (liquid to gas ).
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