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Indicate the relationship between 1 eV and 8065.54 cm-1.
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- Indicate the relationship between 1 eV and 8065.54 cm-1 and 1.602x10-19 J.Explain the difference between molecular mass and nominal mass. Give the value of the molecular mass and nominal mass of benzene, C6H6.5) Richard Feynman called the Euler relation the most remarkable formula in mathematics. Use the Euler relation to give the value of the following quantities. eio=1 ein/2_ ein = ei2π = (Hix = (rcosx = i sin x)
- Calculate the linear momentum of a pickup truck that has a mass of 915 kg and is traveling eastward at 22 m/s. kg · m/sCalculate the energy of a photon of electromagnetic radiation whose frequency is 2.95 x 10¹4 s-¹. Express your answer to three significant figures and include the appropriate units. E = μA Value Units B ?What is the value of the Born exponent for Fr+?
- 4-68. At noon on a clear day, sunlight reaches the earth's surface at Madison, Wisconsin, with an aver- age power of approximately 1.0 kJ.sm2. If the sun- light consists of photons with an average wavelength of 510 nm, how many photons strike a 1.0-cm² area per second?The speed of an ion in a particle accelerator is doubled from 0.41c to 0.82c. The initial relativistic momentum of the ion is 5.08 x 10-17 kg m/s. Determine (a) the mass and (b) the magnitude of the final relativistic momentum of the ion. (a) Number i Units kg (b) Number i Units kgFind the uncertainty ox in x as a function of the uncertainties ou and oy in u and v for the following functions: (u+v) (а) х %3 2 (b) x =uv? (c) x= u? +v?
- (c) The kinetic energy, K₁, of electrons emitted from a metal surface after irradiation with UV light of wavelength λ is given by: hc Kg = -4 where his Planck's constant (6.626 x 10-4 Js), c is the speed of light in a vacuum (2.99 x 108 m s¹), and is the work function of the metal surface. In a specific experiment, light with a wavelength of 266 nm was used to irradiate a cadmium (Cd) metal surface.Given these two equations, calculate Cv for CO2 and N2 using the velocity of sound. 6. According to statistical mechanics, the contribution to Cy due to the ith vibrational mode of a molecule is c ee;/T Cv,vib,4 = R(7) ³ (e®,/T — 1)² › where Oi = hcv./kB, h is Planck's constant, and c is the speed of light in cm s-¹. v; is the vibrational frequency of the ith vibrational mode in wavenumbers (cm-¹). The quantity O, has dimensions of temperature and is sometimes referred to as the vibrational tem- perature (of the ith vibrational mode). The total vibrational contribution to the molar heat capacity for an N-atom (linear) molecule is then Cy,vib Cv,vib,i Calculate Cy for CO₂ at 300 K, assuming that the translational and rotational con- tributions are (3/2)R and R, respectively, and use the preceding equations to obtain the vibrational contribution. Four vibrational modes for CO₂ are expected (3N- 5). How- ever, three fundamental frequencies are observed at v= 667.3, 1340, and 2349.3 cm-¹.…The photo fixer requires 1 quart of Part B to each 2 ½-galIon cube container of PartA chemistry. What is the ratio of Part A to Part B?
