Chemistry, 25.02.2020 04:01, katherinelondon4002

Doppler shifted hydrogen absorption lines are seen in the spectrum of a star. The hydrogen line at 656.28 nm is seen to be shifted to 656.08 nm. Is the star moving towards or away from us, or can we not tell?

Answers: 2

Show answers

Other questions on the subject: Chemistry

Chemistry, 22.06.2019 14:30, Giabear23

Which of the following is not one of the steps in the scientific method a. hypothesize b. summarize c. analyze d. familiarize

Answers: 3

continue

Chemistry, 22.06.2019 15:50, danny4577

How many moles of potassium hydroxide are needed to completely react with 2.94 moles of aluminum sulfate

Answers: 1

continue

Chemistry, 22.06.2019 21:00, cxttiemsp021

The rate constant for the reaction below is 6.2 x 10−5 mol l−1 s −1. if the initial concentration of a is 0.0500 m, what is its concentration after 115 s?

Answers: 1

continue

Chemistry, 22.06.2019 22:50, kanerobertrosss2213

At the current rate, a graph of carbon dioxide produced by fossil fuels over time would slope upward slope downward be horizontal be vertical

Answers: 3

continue

Do you know the correct answer?

Doppler shifted hydrogen absorption lines are seen in the spectrum of a star. The hydrogen line at 6...

Questions in other subjects:

Physics, 13.05.2021 19:50

The magnitudes of the electric potential and of the electrostatic force depend on which factors? A. Density and amount of charge B. Mass and distance O c. Dist...

Mathematics, 13.05.2021 19:50

Can someone please help me with question 5 and 6 Please ...

English, 13.05.2021 19:50

The author uses this analogy to introduce his main idea in the first paragraph: "Basically, civilization needs a new operating system, you are the programmers, and we need i...

History, 13.05.2021 19:50

The photo shows rural children during the Great Depression. What is the best explanation for why these children are at home and not in school? Without enough food, the...

History, 13.05.2021 19:50

"Hoovervilles” were created by Washington’s government. American Indian tribes. the city’s homeless. the city’s workers....

History, 13.05.2021 19:50

Educating and training people to create a better economy is an example of : human capital gross domestic product literacy rate capital investment...

Arts, 13.05.2021 19:50

26. For grants and arts funding, there are usually very strict application instructions. True False...

Arts, 13.05.2021 19:50

Def leppard or balck sabbath...

Mathematics, 13.05.2021 19:50

Which set of three angles could represent the interior angles of a triangle? O 19°, 70°, 91° O 47°, 12°, 31° O 50°, 20°, 20° O 25°, 25°, 100°...

Mathematics, 13.05.2021 19:50

12/4 = 12 1/4 True or False...

Other tasks in the category: Chemistry More task