Answers: 1
Physics, 22.06.2019 05:00, anime333
Modern physics a photon emitted from an excited hydrogen atom has an energy of 3.02 electron volts. which electron energy-level transition would produce this photon? a. n=1 to n=6 b. n=2 to n=6 c. n=6 to n=1 d. n=6 to n=2 i chose b but the correct answer is d can someone tell me why? and what's the difference?
Answers: 1
Physics, 22.06.2019 21:30, maribelarreolap4sgpj
Diverging mirrors and lenses always produce images
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Physics, 23.06.2019 00:10, alisonnn101
During cooling, the kinetic energy of the molecules falls. why does this happen? a. the motion of the molecules increases. b. the motion of the molecules slows down. c. the van der waals forces between molecules decrease d. the forces of attraction between the molecules are overcome.
Answers: 2
Physics, 23.06.2019 08:30, AutumnGarringer
Hi , i am new here can anyone me out with this question why is space black after having so many shining objects like sun , moon , stars
Answers: 3
A rectangular solid is 5m long, 2m high and 4m wide. The mass of the solid is 300g. Find the density...
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