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Exactly 4.00g of a solution of sulfuric acid was diluted with water as well as excess of cacl2, was added. The washed as well as dried precipitate of BaSO4 weighted 4.08g. Determine the percent H2SO4 in the original acid solution
when 157 mg. of dipentylamine was added to 122 mg. of benzoic acid and 2 ml of water a completely homogenous solution
What mass of P4 is required to react with excess oxygen and produce 16.42 g of H3PO4, if the percent yield is 75.45%? P4 + 5 O2 + 6 H2O ® 4 H3PO4
the hydrolysis of acetylcholine is catalyzed by the enzyme acetylcholinesterase which has a turnover rate of 25000 s-1.
What would be the pH of a solution prepared by combining equal quantities of NaH2PO4 and Na2HPO4? Explain. 2. Sufficient strong acid is added to a solution containing
Write a balanced equation of the combustion of cooking fat. Use the data above to calculate the amount of energy released (in kilojoules per milliliter) from the combustion of cooking fat
We're doing the lab Synthesis as well as Characterization of Mo2 (O2CCH3)4 and K4Mo2Cl8: Compounds that contain metal-metal quadruple bonds. Mo(CO)6 is volatile as well as air-stable. It will sublime under the reaction conditions for this experime..
In which solution (acidic, basic, neutral water, or doesn't matter) is potassium bromide most soluble
Values for Ksp at O degrees C, 50 degrees C, and 100 degrees C are 1.14X10^-15, 5.47X10^-13, and 4.9X10^-14 respectively. Calculate the pH for a neutral solution at each of these temperatures.
Electrical conductivity measurements show that 0.050 M acetic acid is 1.9% dissociated at 25* C. Calculate pKa and Ka for acetic acid.
nitrosyl chloride decomposes according to the chemical equation below2noclg 2nogcl2gnbsp0.600atm of nitosyl chloride is
Running a TLC of Unknown Compound X using eluent hexane:ethyl acetate 4:1. The Rf of the unknown is too close to the baseline. What should I do?
Include activity coefficients in your solubility-product expression. The Ksp of AgI is 8.3 x1017.
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