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The ionization constant or dissolution constant (KA) for acetic acid (HAc) is 1.8×10-5. (1) Write down the dissociation reaction. (2) Estimate pH of a solution containing 0.6 g of acetic acid in 1 L of water. Molecular weight of acetic acid is 60 g/mol.
when taking a tlc plate and recording the Rf values what must you always write down in order for someone else to be able to reproduce your work
A wastewater treatment plant serves a population of 83, 355 people. If its primary sedimentation tank can remove 55% of the incoming solids, how much primary sludge should be produced each week
A gas has a volume of 150 ml when its pressure is 0.947 atm. What will the volume of the gas be at a pressure of .987 atm, if the temperature remains constant
A total of 18.31 mL Ne gas effuses through a hole in a plate in the same amount of time it takes 20.54 mL of another gas to effuse through the same hole under the same temperature and pressure conditions.
Calculated percentage of alcohol in the patient's body the, State the chemical reaction that took place in the patient's body.
Calculate the pressure in the mindanao trench. depth = 11.5 km and the average mass density of sea water
How much potassium oxalate can be added to 158.0 mL of 0.35 M [Cu(NH3)4]Cl2 before a precipitate of CuC2O4 begins to form?
A solution containing 3.47mM X (analyte) and 1.72 mM S (standard) gave peak areas of 3473 and 10222, respectively, in a chromatographic analysis. Then 1.00ml of 8.47mM S was added to 5.00ml of unknown X, and the mixture was diluted to 10.0ml. This..
Explain why the wild horse analogy can be used to help explain a certain type of chemical bonding
Butane C4H10, is a component of natural gas that is used for cigarette lighters. The balanced equation of the complete combustion of butane is
Calculate the number of bromine molecules present in the flask if A flask contains 0.350mol of bromine, Br2 in liquid form .
Describe the basic steps involved in gravimetric analysis. How does this procedure help us determine the identity of a compound or the purity of a compound if its formula is known.
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