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)
Answers: 1
Chemistry, 22.06.2019 11:50, hamidaakter936848
Calculate the molarity of each of the following solutions. part a) 0.12 mol of lino3 in 5.5 l of solution part b) 60.7 g c2h6o in 2.48 l of solution part c) 14.2 mg ki in 100 ml of solution
Answers: 2
Chemistry, 22.06.2019 14:20, montanolumpuy
7. in the cycle, a virus integrates its dna into the host's dna, and its dna is replicated when the host dna is replicated. a. infectious b. retroviral c. lysogenic d. lytic
Answers: 1
Exercise 1: The brilliant red colors seen in fireworks are due to the emission of light with wavelen...
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