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Question- Obtain the expression for the separation distance corresponding to the minimum in the potential energy well described by Lennard -Jones potentials?
I want you to explain the chemistry in this problem
Determined if CS 2 of 2.500 grams mix with an excess of chlorine gas , 9.310 Kilo joule of heat is evolved. What sort of reaction is this , Is the reaction exotermic also find out delta H for the reaction?
Using a ground-based telescope and a spectrometer, it has been found that sodium vapor is a major component of the thin atmosphere of Mercury. Its concentration is estimated to be about 1.0x10^5 atoms per cm^3
Predict the freezing point of a solution prepared by dissolving 8.9 g MgCl2 in 98 g H2O. Kf for water is 1.86 °C m-1. A) 3.5 °C B) -3.5 °C C) 5.3 °C D) -5.3 °C E) -0.51 °C
The energy required for the ionization of a certain atom is 3.44 x 10-18 J. The absorption of a photon of unknown wavelength ionizes the atom and ejects an electron with velocity 1.03 x 108 m/s. Calculate the wavelength of the incident of radiatio..
Acetic acid is a weak acid whose Ka is 1.8 X 10^-5. Calculate the predicted pH values for 1.0 M, 0.10 M, and 0.010 M acetic acid.
sample of a gas at 25.0 oC and at a pressure of 3 atm, what will the pressure be if the temperature is raised to 50.0 oC?
when two atoms collide some of their kinetic energy may be converted into electronic energy in one or both atoms. if
what is the molarity of a solution created by dissolving 75.3 grams of sodium carbonate in enough water to create 2.50
For each of the following give the sublevel designation (name of orbital), the allowable ml values, and the number of orbitals- a. n = 5, l = 3 c. n = 2, l = 0 b. n = 3, l = 1 d. n = 6, l = 2
Estimated both molecules with spheres whose diameters are 2x the inter nuclear distance for each, which are 1.21 Å nm (O2) and 1.10 Å (N2) respectively. Utilize the exact masses of 16 and 14 amu for O and N, and express the rate constant in the un..
a solution is prepared by combining 11.7 grams of sodium hydroxide in approximately 450 mili litres of h2o in a
Wind energy; Are there any by-products (positive as well as negative) created in the energy production? Are there limits to how the energy could be used (transportation, heating, etc)
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