Chemistry, 30.11.2021 04:20 parkbro3956
Helium can be excited from its ground state to its first excited state with an electric discharge. When this excited state helium relaxes back down to the ground state it can emit a photon of wavelength 125 nm. What is the energy of a photon with that wavelength?
1.6 x 10-18 J
1.6 x 10+18 J
5.6 x 10-23 J
5.6 x 10+23 J
Answers: 3
Other questions on the subject: Chemistry
Chemistry, 23.06.2019 00:50, trinityine
50 points! need answer asap. what type of organic compound contains the following functional group? (2 points)
Answers: 3
Chemistry, 23.06.2019 03:00, kdcloyd3362
Give a real-world example of an energy transformation that uses two of the following forms of energy: chemical, mechanical, nuclear, gravitational, radiant, electrical, thermal (heat), and/or sound.
Answers: 3
Chemistry, 23.06.2019 09:00, hunterwilliams375
How many moles of potassium hydroxide are needed to completely react with 2.94 moles of aluminum sulfate according to the following equation:
Answers: 2
You know the right answer?
Helium can be excited from its ground state to its first excited state with an electric discharge. W...
Questions in other subjects:
Mathematics, 06.10.2019 07:01
Physics, 06.10.2019 07:01
Biology, 06.10.2019 07:01
Mathematics, 06.10.2019 07:01
Mathematics, 06.10.2019 07:01
Mathematics, 06.10.2019 07:01
Health, 06.10.2019 07:01
Social Studies, 06.10.2019 07:01
