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4y+13=7y-8? What is the probability to meet a yellow car in Sweden, percentagewise? The fifth ionization energy of O is 18.2 × 10–18 J. What's the maximum wavelength of radiation that will remove the fifth electron from O4+? What is dG/dr if r = r0 and G is the greens function? Does any one have Embedded holography using light beam, documents and can provide the link ?