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Identify the solutions to the one-dimensional infinite square well when the potential extends for -a/22 to +a/2 instead of from 0 to +a. Are the wave functions? IS the potential invariant with respe
Evaluate the annual production of carbon dioxide in kilograms if there are 40 million cars in the US and each car covers a distance of 5000 miles at a consummation rate of 20 miles per gallon and o
A sinusoidal electromagnetic wave having frequency 6.1x10^14 Hz travels in a vacuum in the +z-direction. The B-field is parallel to the y-axis and consists of amplitude 5.80 x 10^-4 T. Write down th
Discuss why the atomic mass of cobalt is greater than that of nickel even though the atomic number of cobalt is less than that of nickel.
Assume you borrow $3000 from the loan shark with monthly interest 5%. If you pay back shark loan $100 each month, how long it takes for you to pay off debt? How much you paid in total?
Assume that the saturation magnetization Mmax of the ferromagnetic metal nickel is around 6.64 x 105 A/m. Compute the magnetic moment of a single nickel atom. (The density of nickel is around 8.90 g/c
Suppose you decide to repeat Millikan's oil drop experiment. You refuse to measure charge in coulombs, but prefer to determine in an arbitrary unit Y.
The allowed energies of the quantum system are 1.0 eV, 2.0 eV, 4.0 eV and 7.0 eV. What wavelengths come into view in the system's emission spectrum (in nano-meters)?
The total pressure of a mixture of hydrogen and oxygen is1.00atm. The mixture is ignited and the water is removed. The remaining gas is pure hydrogen and excerpts a pressure of .4atm when measured a
1 hour has been reserved for copying the 10-page article to be sold to MBA students. Suppose that all copies can be sold for $0.50 per article, find number of copies of article must be made?
An electron confined in a 1-dimensional box is viewed, at different times, to encompass energies of 12 eV, 27 eV and 48 eV. Evaluate the minimal length of the box in nanometers?
What is the reaction that occurs? Determine w for the process. A pellet of Zn of mass 10.0g is dropped into a flask containing dilute H2SO4 at a pressure of P=1.00 bar and temperature of 298K.
Determine the ratio of the sound intensity heard by observer A to that heard by observer B. For practical purpose, you might treat each and every observer as a point on the ground.
X rays diffract from a crystal in which the spacing among atomic planes is around 0.171 nanometers. The second-order diffraction takes place at 41.0 degrees. Evaluate the angle (in degrees) of the f
A 2.5 liter vessel contains 0.1 mole of H2 (g) and 0.05 mole ofO2(g). The mixture is ignited with a spark and the reaction
i) Evaluate the net force on the bottom of a swimming pool 19.5 by 6.0 whose uniform depth is around 1.6? ii) Evaluate the absolute pressure on the bottom of a swimming pool?
Explain what type of compound will magnesium and chlorine form when reacted together? How can find the chemical formula of this compound?
An ideal gas described by the Ti=300K,Pi=1.00bar and Vi=10.0L is heated at a constant volume until P=10.0bar. It then undergoes are visible isothermal expansion until P=1.00bar.
Suppose no solar energy is collected during other 6 months when tree is dormant and looses it's leaves. Determine tree's efficiency for converting solar energy to wood heating value.
X rays having a wavelength of 0.19 nanometers experience first-order diffraction from a crystal at a 74 degree angle of incidence. Determine the angle (in degrees) of second-order diffraction?
Evaluate the boiling point of an aqueous solution of anon electrolyte that has an osmotic pressure of 10.50 atm at 25C? Kb of water is 0.52C/m. Assume its density is the same as pure water.
Because their rims are coated with instant-acting glue, the pucks stick altogether and rotate after the collision. Determine the angular speed about the center of mass?
How many kilojoules of heat will be evolved during the combustion of 16.0g of C6H6 (l)? The value of Δ H rxn for the following reaction is -6535kJ.
A cylindrical storage tank consists of a radius of 1.43 m. When filled to a height of around 3.46 m, it holds 15100 kg of a liquid industrial solvent. Determine the density of the solvent?
A practical joker adds table salt (NaCl) to a sugar (C12H22O11) container that originally held 5kg of sugar. A chemist wishes to prepare a 1.5 molal solution of sucrose in water.