Difference between singlet and triplet state
Explain the fundamental difference between singlet and triplet state. From this fundamental difference explain why phosphorescence takes at least 100,000 times more to occur than fluorescence.
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Write the complex number in trigonometric for r(cos θ + i sin θ), with θ in the interval [00, 3600).
Commercial concentrated aqueous ammonia is 19.7% NH3 by mass. The solution has a density of 0.900 g/mL. Calculate the molarity of the solution, molality of the solution, and mole fraction of NH3.
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Assume that you plan to buy a share of XYZ stock today and to hold it for 2 years. Your expectations are that you will not receive a dividend at the end of Year 1, but you will receive a dividend of $9.25 at the end of Year 2.
The machine being used for the operation has both a book value and a market value of zero; it is in good working order, however, and will last physically for at least another 10 years.
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