1. Calculate the wavelength and energy of light that has a frequency of 1.78 x 10^15 Hz.
2. A photon of light has a wavelength of 0.034 cm. Calculate its energy. (Don't forget to convert cm to meters)
3. The wavelength of green light from a traffic signal is centered at 5.45 x 10^-5 cm. Calculate the frequency
4. Calculate the frequency of light that has a wavelength of 9.75 x 10^-7 m.
5. Calculate the energy and frequency of red light having a wavelength of 6.55 x 10^-5 cm.

Determine the reaction and balance the following equations urgent due in the morning

[ou.03jthe pictures below show the wavelengths and intensities of electromagnetic radiations emitted by three stars, star 1, star 2, and star 3. intensity intensity- intensity- 1000 3500 6000 8500 11000 wavelength (a) star 1 1000 3500 6000 8500 11000 1000 3500 6000 8500 11000 wavelength (a) wavelength (a) star 2 star 3 which of these statements is correct about the color of the three stars? star 2 is white in color o star 2 is yellow in color star 1 and star 3 are yellow in color star 1 and star 3 are white in color

On the periodic table, elements are arranged by which of the following. a. mass numbers. b. increasing atomic number. c. alphabetical order. or d. density