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- The fluorescence of a fluorophore is quenched in the presence of iodide ions. (i) Would the fluorescence quantum yield in the presence of iodide be larger or smaller than the fluorescence quantum yield in the absence of iodide? Explain your answer. (ii) Would the fluorescence lifetime of the fluorophore in the presence of iodide be longer or shorter than the lifetime in the absence of iodide? Explain your answer.6.3 What is [Cd2+] when Ecell reaches 0.015 V? Explain fullyExplain the similarities and differences of phosphorescence and fluorescence in view of atomic and molecular spectroscopy
- 1. What is/are the applications of the following adsorption isotherm models and their limitations? a. Temkin b. FreundlichWhat is the difference between photochemistry and chemiluminescence?The average time for which an oxygen atom remains adsorbed to a tungsten surface is 0.36 s at 2548 K and 3.49 s at 2362 K. What is the activation energy for desorption?