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Determine the average linear momentum of a particle described by the following wave functions which is having x ranges from -∞ to+∞ :
Hydrogen sulfide has an odor recognition threshold concentration of 0.47 ppb. Describe the minimum concentration of both sulfate and lactate that would lead to the recognition of H2S based on the eq
Temperature may be provided in degrees Celsius or in degrees Fahrenheit. Freezing point of water is 32°F or 0°C. Boiling point of water is 212°F or 100°C. Determine temperature in Fa
0.692g of glucose which is having the empirical formula CH2O is dissolved in 28.0g of benzene (Tb=80.10oC,Kb=2.53oC kg/mol) and the solution has a Tb=80.45oC, Calculate the molecular formula of glucos
A block of metal has a length of 17.1 cm, a width of 3.2 cm and a height of 3.3 cm. It is having the mass 1.3 kg. Describe the density of the metal.
A natural gas analyzes N2, 20.0 percent and CH4, 80.0 percent. It is burned under a boiler and for the production of dry ice most of the CO2 is scrubbed out of the flue gas. The exit gas from the
For the reaction 2 NO (g)+O2(g)-------------2NO2gaz the kc is 6.45 times 10 E-5 at 500 k assume your mix 2.00moles of NO2 gaze in a 1.00 liter and 2.00 moles of NO ,2.00 moles of O2gaz flask.
When the total gaze pressure is calculated as 0.659, and if NH3 is added to bring the total pressure to 1.250atm, Calculate the new partial pressure of H2S?
Find slope and y-intercept of Jeremy's function and describe what they mean in context of problem. If Jeremy spends three hours studying for exam, what grade does he expect to earn? Illustrate work.
Calculate the concentration of a MnO41-solution that has absorbance of 0.360 in the same cell at that wavelength if a 0.370 mM solution of MnO41- has an absorbance of 0.555 at 525 nm in a 1.000 c
To make 48.50 mL of solution 20.00 mL of the resulting solution a 0.2400-g sample of impure Ca (OH)2 is dissolved in enough water then titrated with 0.1819-M HCl.
Conclude the kinetic energy and linear momentum of a free electron described by the wave function eikx with k=3m-1.
The state of an electron in 1-D cavity of length 1.0 nm in a semi conductor is described by the normalized wave function Ψ(x)= 1/2Ψ1(x) + [1/(2i)] Ψ2 (x) -(1/2)1/2 Ψ4 (
Cost of hosting the dinner in the particular restaurant is provided by y = 18.5x + 250, where x is number of people at dinner and y is dollars. Determine the slope of this function?
If the electron is in the state n=1, determine the probability of finding it in the region 0 ≤ x ≤ 1/4L and when an electron confined to a metallic nano-particle is modeled as a pa
Discuss the relation among potential energies and mean kinetic energy of an electron in a hydrogen atom?
Determine the formula for Poiseuille's Law, provided that rate of flow is proportional to fourth power of radius. Use k for proportionality constant.
If the atomic weight of iron is 55.845 kg/k mol, and the atomic radius is 0.156mm, and when a room temperature iron has a BCC structure, analyze the density of iron.
The two solutions of sodium acetate are organized, one with a concentration of 0.01 M and with a concentration of 0.1 M. Find out the pH values when the following concentrations of HCl have been add
Determine the separation in kilojoules per mole, Joules, electron volts and wave numbers among the levels n1 = n2 = 2 of an electron in a square box with sides of length 1.0 nm when some n
The box of fixed volume, V, has the square base with side length, s. Write the formula for height, h, of box as the function of s. V will also be in the answer and this is the upper case V.
At the rate of 4.5 g/s the nitrogen gas is being withdrawn from a 0.15-m3 cylinder, initially having the gas at a pressure of 10 bar and 320 K. During the emptying process the cylinder does not
Explain the number of rotational, vibrational and translational degrees of freedom of CO2 and CH4. Determine the molar specific heat for hydrogen gas by using the equipartition theorem.
A bacteria culture begins with 900 bacteria and doubles in size every half hour. How many bacteria are present after four hours?
At 39oC ordered helix to a disordered coil in ethylene-dichloride-dichoroacetic acid solvent and 1 atm the synthetic polybenzyl-L-glutamate undergoes a transition from.