Chemistry, 25.09.2020 16:01 texas101st78

Exercise 1: The brilliant red colors seen in fireworks are due to the emission of light with wavelengths around 650 nm when strontium salts such as Sr(NO3)2 and SrCO3 are heated. Calculate the frequency of red light of wavelength 650 nm. ( 4.6 x 1014 Hz) Exercise 2: What is the wavelength of a microwave having a frequency of 3.44 x 109 Hz? ( 0.087 m)

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