What is the energy associated with electromagnetic radiation of 6.34 x 10^15 hertz what is the frequency of one of the bands of the sodium emission spectrum that has a wavelength of 585 nanometers.

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Ans. : frostbite is when exposure to cold temperatures causes freezing to the skin or other tissues. it most commonly affects the hands, feet, and face. the longer areas are exposed to cold, typically the worse the frostbite. the water temperature used for rewarming a frostbitten part should be : (102 -105) f degrees.

Nonmetal are moldable and easily shaped