Physics, 30.10.2019 06:31, aliciagore
The work function of an element is the energy required to remove an electron from the surface of the solid. the work function for rubidium is 218.1 kj/mol (that is, it takes 218.1 kj of energy to remove 1 mole of electrons from 1 mole of rb atoms on the surface of rb metal). what is the maximum wavelength of light that can remove an electron from an atom in rubidium metal?
Answers: 2
Physics, 21.06.2019 17:20, londonval
Your 249 ml cup of coffee is too hot to drink when served at 82 degree celsius. what is the mass of an ice cube taken from a -21 degree celsius freezer, that will cool your coffee to a pleasant 54 degree celsius. specific heat of the water is 4190 j/kg c, specific heat of ice is 2090 j/kg c, heat of fusion of ice is 3.33 x 10^5 j/kg
Answers: 3
Physics, 21.06.2019 20:00, desscraft30
Which of the following represents an upright image? a. -do b. +m c. -m d. +do
Answers: 1
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