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The following diagram represents an imaginary two-step mechanism. Let the red spheres represent element A, the green ones element B, and the blue ones element C.
(a) Write the equation for the net reaction that is occurring.
(b) Identify the intermediate.
(c) Identify the catalyst.
In the formula Ca + 2 H2O ----> Ca (OH)2 +H2 Determine the number of atoms for each element in the reactants. Determine the number of atoms for each element in the products.
It takes 151 kj/mol to break an iodine-iodine single bond. Calculate the maximum wavelength of light for which an iodine-iodine single bond could be broken by absorbing a single photon.
determine the minimum concentration of the percipitation the cation from the solution of the left. 0.035 M BaNO3; Naf.
High levels of ozone (O3) make rubber deteriorate, green plants turn brown, and cause people to have difficulty breathing. Calculate delta G at 298 K for the formation of 1 mole of O3 from O2 in urban smog, where [O2]=0.210 atm and [O3]=5.00x10^-7..
what are the ground state electron configuration of the elements in period 2 of this alternate reality?
Calculate the solubility of silver chloride in a solution that is .100 M in NH3. Ksp for AgCl = 1.77x10^-10. Kf for Ag(NH3)2+ = 1.7x10^7
Explain a chloride solution prepared by dissolving 0.2789 g of an unknown sample in 250.00mL as well as taking a 10-mL aliquot of the resulting solution, needs 11.21mL of the same silver nitrate solution to reach the end point
A gas cylinder at a pressure of 5.80 atm contains both helium and oxygen. The helium is at a pressure of 2.35 atm. What is partial pressure of oxygen?
A student wished to prepare a Gringnard reagent from p-bromophenol. After working up the reaction mixture the student discovered the product was actually unreacted starting material. Explain why this experiment was unsuccessful.
The freezing point of pure benzene is 5.5 Celsius and its freezing point constant is 5.12 C/m. Calculate the molecular weight of the unknown.
Why was it reasonable that such a model exists and what evidence was there that it works. why do we no longer believe in it
Problem- Enough of a monoprotic acid is dissolved in water to produce a 0.0190M solution. The pH of the resulting solution is 6.17. Calculate the Ka for the acid.
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