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The pKa of benzoic acid and 4-nitroanilinium hydrochloride are 4.2 and 1.0, respectively.
a. Determine the Keq for the reaction of benzoic acid with 4-nitroaniline.
b. Based upon your answer to Part a, do you think a significant amount of salt would form from mixing quimolar amounts of benzoic acid and 4-nitroaniline? Explain your reasoning.
420 g of butane reacts with 1510 g of oxygen to produce 1390 g of carbon dioxide and 652 g of water.What is wrong with this description?
1g soil has been spiked with 0.1ml of 100 ppm (v/v) trimethylbenzene and subsequently extracted with 250 mL pentane. The extract is then measured with GC-FID.
How many moles of HCl are required to react with 0.610 g of Al(OH)3 in the above unbalanced reaction? Use at least as many significant figures in your molar masses as in the data given.
How many moles of each ion are in each solution? (a) 2 mol of potassium perchlorate dissolved in water K+ mol ClO4- mol (b) 255 g of magnesium acetate dissolved in water Mg2+ mol C2H3O2- mol
4HCl + MnO2 = MnCl2 + 2H2O + Cl2 When 1.22 mol of HCl reacts with excess MnO2, how many moles of Cl2 form?
adding the two portions of water into your calorimeter the temperature of the mixed portions of water to be 45 oC. determine the heat capacity of the calorimeter?
Calculate ?Hºrxn for the hydrolysis using bond energies. c. Why are the two values relatively close for the hydration in part "a" but not close for the hydrolysis in part "b"?
A sample that weighs 0.1586 grams contains only sodium chloride and potassium chloride was dissolved in water. It took 22.90 mL of 0.1000 AgNO3 to precipitate all of the chloride present.
Determine the boiling point of a solution of 22.5 g of fructose, C6H12O6 , in 294 g of phenol.
A buffer is prepared by mixing 615 mL of 0.50 M formic acid, HCHO2, and 385 mL of 0.50 M sodium formate, NaCHO2. Calculate the pH.
Calculate the molarity of a solution of glycerol made by dissolving 53.000 mL glycerol at 15 'C in enough water to make 270.00 mL of solution.
After heating, the remaining solid weighed 0.427 g. Assuming all the CaCO3 broke down to CaO and CO2, calculate the mass percent of CaCO3 in the original mixture.
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