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Chem lecture 9

# Chem lecture 9 - .2 16:36 H =3.288*10^5(1/41/n^2...

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Chem lecture 9-Chapter 8.2 16:36 H    ν =3.288*10^5(1/4-1/n^2) Intensity   I( ν )=  energy/seconds*meters^2     proportional to amplitude^2 Max Planck- Energy in a heated object is proportional to a number times a constant times its  frequency E=nhv o n=integer o h=plancks constant=6.526*10^-34 Js o ν =frequency Kenetic Energy=KE=1/2mv^2=kg(m/v)^2=J ν =10^15 h ν =6.6*10^-19 J ν < ν (threshold) KE proportional to  ν - ν (threshold) = h( ν - ν (threshold)) Plank arrived at h from the curve of the function Bundles of energy=photons As frequency increases, wavelength goes down, photons get larger dual nature of light-waves & particles angular momentum=mass of electron*velocity*radius=Kg(m^2/s)=nh/2pi

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• Fall '10
• DiSalvo
• Threshold of pain, Chem lecture 9­Chapter, particles angular momentum=mass, Max Planck­ Energy, =frequency Kenetic Energy=KE=1/2mv^2=kg

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Chem lecture 9 - .2 16:36 H =3.288*10^5(1/41/n^2...

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