HW19 - HW19 Q1 Which of the following statements concerning...

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HW19 Q1 Which of the following statements concerning electromagnetic radiation, EMR, is INCORRECT? a. Microwaves have less energy than X-rays. b. Vis-red has a shorter wavelength, λ, than Vis- violet. c. Gamma rays, γ-rays, have the highest frequency, ν, of the forms of EMR. d. Ultraviolet radiation (UV) has more energy that Infrared (IR) radiation. Q2 Which of the following statements concerning interactions of EMR with matter is INCORRECT? a. Ground state is energy at “room conditions”. b. Excited states correspond to lower energies than the ground state resulting from removing specific amounts of energy from the ground state. c. Amount of energy added to a molecule must equal the difference between the energies of the initial and final states. d. Energies of molecules are quantized, i.e., can only have certain values called energy levels. Q3 Which of the following statements concerning interactions of radiowaves with matter is INCORRECT? a. Nucleus of H atom is spinning and functions as a weak magnet. b. Radiowaves change the alignment of nuclear magnets with an external magnetic field from parallel to anti-parallel. c.
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This note was uploaded on 10/19/2011 for the course CHEM 83 taught by Professor Bonk,j during the Fall '08 term at Duke.

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HW19 - HW19 Q1 Which of the following statements concerning...

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