Chemistry, 25.02.2020 02:26 CobyHageman

In hydrogen, the transition from level 2 to level 1 has a rest wavelength of 121.6 nm. Part A Find the speed for a star in which this line appears at wavelength 120.8 nm . Express your answer to three significant figures and include the appropriate units.

Answers: 3

Show answers

Other questions on the subject: Chemistry

Chemistry, 21.06.2019 17:40, crom

Does the energy in a solid increase or decrease when changing to a liquid?

Answers: 1

continue

Chemistry, 22.06.2019 14:10, cameronbeaugh

13. a covalent bond between two atoms is likely to be polar if: a. one of the atoms is much more electronegative than the other. b. the two atoms are equally electronegative. c. the two atoms are of the same element. d. the bond is part of a tetrahedrally shaped molecule. e. one atom is an anion.

Answers: 1

continue

Chemistry, 22.06.2019 14:30, Cartucho1978

According to le chatelier’s principle, a system in chemical equilibrium responds to stress by shifting the equilibrium in a direction that reduces the stress. normalizes the stress. increases the stress. changes the stress.

Answers: 1

continue

Chemistry, 22.06.2019 17:00, abbygailgo674

How can a give a full method for the experiment of separating sand from water by filtration? 1-materials 2-steps 3-conclusion also for water and salt separated by the evaporation or distillation process

Answers: 1

continue

You know the right answer?

In hydrogen, the transition from level 2 to level 1 has a rest wavelength of 121.6 nm. Part A Find t...