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Question: What are the pros of banning methyl bromide?
For oxygen difluoride, OF 2 give the following information: a.) Available Electrons (AE) b.) Needed Electrons (NE) c.) Geometry Description d.) Number of sigma bonds
Balance the following equation by the half-reaction method for the pH conditions specified: H2CO (aq) + Ag(NH3)2+ (aq) ? HCO3- (aq) + Ag (s) + NH3 (aq) (basic)
The flue gases then pass through a heat exchanger from which they emerge at 323.15K per mol of methane, how much heat is lost from the furnace, and how much heat is transferred in the heat exchanger
1. Determine the hydronium-ion concentration for a solution that has a pH of 0.17. 2. A solution of perchloric acid has a concentration of 3.00 x 10^-4 mol/L. Determine the pH of this solution.
A zero-order reaction has a constant rate of 3.20×10-4 . If after 60.0 seconds the concentration has dropped to 6.50×10-2 , what was the initial concentration?
Question- Which of the following statements are true according to the uncertainty principle. Select all that apply. 1) It is impossible to determine a particle's energy with arbitrary accuracy in a finite amount of time.
Calculate the amount of hydrated sodium thiosulfate necessary to make 500mL of 0.025 M solution (remeber that the water molecules are included in the molecular weight of hydrated compounds.
Silver chloride, often used in silver plating, contains 75.27% . what is the mass of silver chloride required to plate 285 of pure silver
Potassium (atomic mass = 30.19 amu) has three isotopes with masses 38.9367 amu, 39.9640 amu, and 40.9618 amu. The abundance of the last isotope is 6.73%. Estimate the abundances of the other two isotopes
100.0 g of nickel at 150 degc was placed in 1.00 l of water at 25.0 degc. the final temperature of the nickel-water
A 493 mL sample of solution contains 33.2 g of CaCl2 Calculate the molar concentration of Cl in this solution
The equilibrium constant, Kp, for the following reaction is 2.74 at 1150 K.
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