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Suppose 2.08 g of iron(II) bromide is dissolved in 100.mL of a 68.0mM aqueous solution of silver nitrate. Calculate the final molarity of bromide anion in the solution. You can assume the volume of the solution doesn't change when the iron(II) bromide is dissolved in it.Round your answer to 3 significant digits.
Calculate the pH of a solution that is formed when 25.0 mL of 0.24 M ammonia (Kb = 1.8 x 10-5) is mixed with 25.0 mL of 0.20 M ammonium chloride.
A small spherical virus has a molecular weight of 1.25x10^6 g/mol and a diameter of 100 Angstrom. Calculate the intrinsic viscosity in units of cm3/g of an aqueous solution of this virus.
What is the mechanism for the side products that are formed when 4-methylcyclohexene is formed form the dehydration for 4-methylcylcohexanol
The student failed to read the barometric pressure at the time of the experiment. When she read the pressure the next day for use in her calculations, it was .50 in. Hg higher thatn it had been during the experiment.
Using the value of 7.3 kcal/mole for ATP, how many kcal are conserved as ATP from one mole of glucose in each of the following
What is the maximum mass of sucralose (C12H19Cl3O8) you can add to 2.50 kg of pure water and still have the solution freeze? Assume that sucralose is a molecular solid and does not ionize when it dissolves in water.
Photosynthesis in plants generate sugars such as glucose (C6H12O6) and oxygen from carbon dioxide and water. how many kilograms of oxygen are produced from photosynthesis of 330 kg of carbon dioxide
Calculate Ecell for a galvanic cell constructed from a beaker of 0.0025M HCl with a standard hydrogen electrode at 1atm of pressure
(One amp-hour is the charge that passes through a circuit when 1 Amp flows for 1 Hour). What mass of Zn is consumed when 35 amp-hours are drawn from the cell?
Draw the structures for each of the following fatty acids: a.) trans-5-Decenoic acid b.)cis-5-Decenoic acid
A solution is made by dissolving 25.6 g of NaOH in approximately 450 mL of water in a volumetric flask. The solution becomes quite warm, but after it is allowed to return to room temperature, water is added to total 500 mL of solution.
In our world today, aluminum is used for many items, including beach chairs and soda cans. This material was not chosen randomly but was carefully selected based on many variables. Think about where aluminum comes from, how we obtain/purify it and it..
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