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A jar test has shown the optimum dose of ferric chloride consumes all of the alkalinity. If the amount of ferric chloride that is in excess is 10 mg/L, how much lime (Ca(OH)_2_), in mg/L must be added to neutralize the acid formed?
What is the maximum mass in grams of NH3 that can be produced by the reaction of 1.0g of N2 with 3.0g of H2
Calculate the value of the reaction quotient Q. (b) Is the system at equilibrium? If not, predict which way (right or left) the reaction will proceed to reach equilibrium.
Write a semi-quantitative expression which describes the lattice energy of an ionic crystal. Define and explain all terms used, and explain how they may effect the properties of the crystal.
sodium carbonate is a reagent that may be used to standardize acids and bases in the same way that you have used khp in
Why or Why not and provide cathode-anode half reactions? How fast is the corrosion occurring?Do we have enough information to answer this question? If not, what additional information is needed?
flask and allowed to reach equilibrium at a given temperature, what is the final concentration of cl2 In the flask?
The combustion of butane produces heat according to the equation 2C4H10(g) + 13O2(g) -> 8CO2(g) + 10H2O(l) ->H°rxn = -5,314 kJ/mol What is the heat of combustion per gram of butane
A mixture of benzene and styrene is fed at a rate of 100 mol/min to a flash tank operating at 25'C. The flash produces equal flows of gas and liquid, with the liquid phase being 95% pure.
In an Fe and Cr voltaic cell where the Fe is in Fe(NO3)2 and the Cr is in Cr(NO3)3; calculate the cell potential at 25 C if the initial concentration in the half cells are as follows [Cr 3+] = 2.45M and [Fe 2+] = .75 M
Why are monochromators (prism or grating monochromators) used in scanning instruments as opposed to absorption filters for
Reaction/exchange rates of CO2 and O2 in the alveoli must be included. Given that the inhalation and exhalation times are different, calculate the rate of important gases during the inhalation and exhalation process.
If a molecule will form a secondary carbocation after withdrawal of the leaving group, does that favor Sn1 (formation of the carbocation intermediate) or Sn2 (straight to the products)
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