Determine the kinetic energy of the emitted electrons

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Determine the kinetic energy of the emitted electrons when cesium is exposed to UV rays of frequency = 1.3 x 10^15 Hz? Express your answer in Joules

 Assume the water in your home has a typical concentration of 3.6 x10-3 M (Ca+2, Calcium Ino) and 1.0x10-3 M (Magnesium Ion Mg+2). Determine how many grams of Sodium Carbonate are needed to completely precipitate all of the Calcium and Magnesium ions If your washing machine used 20.1 gallons of water?

 

Reference no: EM13107529

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Determine the kinetic energy of the emitted electrons : Determine the kinetic energy of the emitted electrons when cesium is exposed to UV rays of frequency = 1.3 x 10^15 Hz? Express your answer in Joules
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