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Reaction of SbF5 with HF produces octahedral SbF6- and a free proton (which is the reason for the super acid character of this combination). What is the formal charge on the central Sb atom in SbF6-?
Calculate the number of grams of CuSO4 needed to make 50.0 ml of a .25M solution of CuSO4 in 3.0M HCl.
a 5.00-g quantity of a diprotic acid was dissolved in water and made up to exactly 250ml. calculate the molar mass of
What is the composition of the initial distillate. What is the composition of the final distillate. Explain your reasoning.
The figure shown below shows a typical titration curve for 0.1 M NaOH with 40 mL of 0.05M oxalic acid (H2C2O4). The first equivalent point is ~ at 9 .0 mL and the second equivalent point is at ~18 mL.
What mass of magnesium is required to produce enough gas to exert pressure of 0.50 atm in a 50.0 mL flask at a temperature of 25.0 degrees Celcius? show all work.
Determine osmolarity of solution when 25.0 grams of aluminum chloride dissolves in 2.50 liters of H2O.
Explain a resting nerve cell membrane, sodium-potassium pump, action potential and what wil happen if sodium channels were blocked
Calculate kinetic energy of a 2 ton truck lumbering along at 60 mi/hr.
what voltage would you expect based on the joule tomson coefficient value for co2 if op amp is set to 100 for a
For a reaction that follows the general rate law, Rate= k[A] [B]^2, what will happen to the rate of reaction if the concentration of B is increased by a factor of 3.00?
calculate the mass, in grams, at 25 degrees celcius of 30.0mL of propylene glycol, which has a density of 1.036g/mL
You then take 0.1657 g of pure reagent from bottle A, dissolve it in 100.0 mL of water, and titrate it in a precipitation titration against 0.0424 M Ba2+. The volume of Ba2+ required to reach the endpoint is 22.40 mL. What is the calculated molar ..
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