Chemistry, 19.11.2020 17:20 lauren21bunch
1.
Calculate the energy possessed by a single photon having electromagnetic radiation of 8.40 x 10^14 Hz. Show your work. No work No credit. Round using significant figures
2.
What is the frequency of an X-ray with a wavelength of 2.13 x 10^-13m? Show your work. Round using significant figures. No work No credit.
Answers: 2
Chemistry, 21.06.2019 23:00
Write a brief passage describing a neutral atom of nitrogen-14 (n-14). describe the number of protons, neutrons, and electrons in the atom, where each type of particle is located, and how the terms atomic number, mass number, and atomic mass are related to the particles. use the periodic table to you. 14 protons and eletrons since its a neutral atom
Answers: 1
Chemistry, 22.06.2019 13:30
Which is true of a liquid? it has a definite volume but not a definite mass.it has a definite mass but not a definite volume.it has a definite volume but not a definite shape.it has a definite shape but not a definite volume.
Answers: 2
Chemistry, 22.06.2019 21:30
Describe at least two advantages and two disadvantages of using hydropower as a source of energy.
Answers: 2
Chemistry, 22.06.2019 22:30
What if it is did darwin used to support his theory of evolution
Answers: 1
1.
Calculate the energy possessed by a single photon having electromagnetic radiation of 8.40 x 10^...
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