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Considering the given thermochemical equation 2NO(g) + O2(g) → 2NO2(g); in which ?H° is given = -114.4 kJ, then determine how much heat is released at constant pressure if 471.0 g of NO2 is produced,?
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What would an increase in the metal wire mass indicate when the metal wire starts to form copper on it from a chemical reaction from 6M HCl and copper (II) sulfate pentahydrate? What would a decrease in the metal wire ma ...
A chemistry lab experiment requires 67.4 grams of silvernitrate. How many grams of a 15.5% by mass solution of silvernitrate should be used?
Suppose 100.0 mL of an aqueous solution containing an unknown monoprotic acid (called HA) is titrated with 0.150 M KOH. The titration requires 47.82 mL of the potassium hydroxide to reach the equivalence point. What is t ...
What is the volume of a solution with a concentration of 1.2 M that contains 12 g of NaOH?
Draw the molecule by placing atoms on the grid and connecting them with bonds. Include all lone pairs of electrons. Show the formal charges of all atoms in the correct structure.
Q1: In your gravimatric analysis experiment, you weigh the precipitate of AgCl in a filtering crucible. You have to weight your filtering crucible first (three weighing measurement), then do the filtration. After drying ...
What was the initial energy level of an electron if it was excited by a photon of wavelength 38.9µm and jumped to an energy level of 10?
The Earth receives approximately 2 x 1014 kJ/s of solar energy. What mass of solar material is converted into energy each second to produce this much energy
Question - The solubility of O 2 (g) in water is 4.43 mg of O 2 /100g H 2 O at 20 o C and 1 atm pressure. What pressure of O 2 (g) would be required to produce a saturated solution that is 0.010 M O 2 ?
Hydrazine, N2H4, is dibasic and has Kb1 = 3.35x10-7 and Kb2 = 1.42x10-16. Calculate the concentration of OH- ions in a 29.91 M aqueous solution of hydrazine. Express your answer in mM.
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Why might a bank avoid the use of interest rate swaps, even when the institution is exposed to significant interest rate
Describe the difference between zero coupon bonds and coupon bonds. Under what conditions will a coupon bond sell at a p
Compute the present value of an annuity of $ 880 per year for 16 years, given a discount rate of 6 percent per annum. As
Compute the present value of an $1,150 payment made in ten years when the discount rate is 12 percent. (Do not round int
Compute the present value of an annuity of $ 699 per year for 19 years, given a discount rate of 6 percent per annum. As