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1.What are the pKa's of the 2 acidic protons of salicylic acid?
2. Suggest a synthesis of methyl salicylate using phenol as a starting material.
3. Explain why 3 molar equivalents of sodium hydroxide are required to complete the reaction.
Can complex compounds like dioxin and furan actually be thermally oxidized and destroyed?? At what temperature would these compounds actually be destroyed.
Nitrogen forms more oxides than any other element. The percents by mass of N in three different nitrogen oxides are (I) 46.69% (II) 36.85% (III) 25.94%. For each compound, determine
Calculate the pH of a buffer solution obtained by dissolving 22.0 g of KH2PO4(s) and 36.0 g of Na2HPO4(s) in water and then diluting to 1.00 L.
The wavelength of maximum absorbance is solvent dependent. in water, the wavelength of maximum absorbance is 453 nm.
How many moles of oxygen gas are needed to completely react to produce 0.94 moles of sulfur trioxide?
A molecule can be polar or nonpolar depending upon the nature of the bonds and the shape of the molecule. For a molecule that has different outer atoms the molecular symmetry will decide the polarity.
What is the half-life of a compound if 89 percent of a given sample of the compound decomposes in 56 min? Assume first-order kinetics.
Calculate the total concentration of lead dissolved ([Pb]total) in a solution saturated with PbI2(s) and containing dissolved I- with a concentration of [I-] = 0.294 M. The solubility of lead is governed by the reactions shown below.
Hydrogen peroxide undergoes a first-order decomposition to water and O2 in aqueous solution. The rate constant at 25 °C is 7.40 * 10-4 s-1. Calculate the volume of O2 obtained from the decomposition of 1.00 mol H2O2 at 25 °C and 740 mmHg after 20...
What NaCl concentration results when 289 mL of a 0.680 M NaCl solution is mixed with 457 mL of a 0.330 M NaCl
a) What is the reducing and oxidizing agents? b) What are the reducing and oxidation products?
suppose 12.0g of carbon (c) react with 70.0g of sulfur (s) to give 76.0g of the compound carbon disulfide (CS2).In the process all the carbon used up, but some elemental sulfur is left over.
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