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If iron(III) oxide has a crystal structure that is face-centered cubic in iron ions, how many oxide ions are in one unit cell of iron(III) oxide? (WITH EXPLANATION)
starting with toluene as the only organic starting material and utilizing an organocopper coupling method
which one of the following alkyl halides gives the highest ratio of substitution to elimination on treatment with sodium ethoxide in ethanol, and why?
The chlorinator feed rate is 4.0 mg/L and the free chlorine residual is 1.5 mg/L. (a) What is the chlorine demand (mg/L)? (b) How many kg of chlorine must be fed to the plant on a daily basis?
what is the molarity of phosphoric acid in a solution that is 84% by mass phosphoric acid and has a density of 1.87 g/ml?
A 15.0mL aliquot of KOH 0.300 M is added to 500.0 mL of a buffer solution that is 0.225 M in hypochlorous acid (HClO) and 0.333 M in sodium hypochlorite. What is the pH of the solution? The K of hypochlorous acid is 3.8*10-8.
How much energy in J must be added to 36.04g of solid water at -15 celcius degree to conver it to liquid water at 12 celcius
When 5.00 g of fructose, C6H12O6, (FW 180.16 g/mol) is burned in a calorimeter whose heat capacity is 29.7 kJ/oK, the temperature increases by 2.635oK. Calculate the heat of combustion of fructose in kJ per mole.
A mixture of 7.50 g He and 29.5 g Ne has a pressure of 750. mm Hg. What is the partial pressure of each of the gases?
Calculate the internal energy change (delta(U)) for vaporization of 100 g of CI2(l) at this temperature and 1 bar? (b) Calculate its molar entropy change (delta(S)) for vaporization at this condition.
The half-life of methylmercury in the human body is estimated to be close to 100 days. Suppose a person weighing 65 kg eats 0.5 kg of fish containing 0.5
orbits around a definite point in space made of neutrinos and electrons D) is not a definite point in space, but rather it is a cloud of smaller particles called quarks that deflect alpha particles
Sulfamic acid is a primary standard that can be used to standardize NaOH. What is the molarity of a sodium hydroxide solution
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