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Cerrena [4.2K]
4 years ago
7

Why do elements produce different numbers of spectral lines

Physics
1 answer:
frutty [35]4 years ago
6 0

Explanation:

Elements can be differentiated on the basis of their spectral lines. As the spectra of any element is obtained when the electrons in the orbits of an atom change their states. When they move from lower to higher orbits they absorbs the radiation or energy. When the fall back from higher energy state to lower state they emit the radiations. Thats how the spectra of radiation is obtained. Now coming towards your question, as the different elements have different atomic numbers, they have different number of electrons in their shells. That's why the presence of the number of electrons in the shells of different elements vary. So the different number of electrons in different elements lead to the production of different numbers of spectral lines.

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How long will it take a person walking at 2.1 m/s to travel 13 m?
MrRissso [65]

Answer:

I gonna give you the number so but you need to round 6.19047619048

Explanation:

  • This is a speed formula so you would use the formula speed=distance/time
  • You need to rearrange it to time=distance/speed
  • So you need to divide 13m by 2.1 m/s

7 0
3 years ago
When you heat water on a stove, how does its energy change?
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Answer:

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SSSSS [86.1K]

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In the course of billions of years, the Sun will continue to get hotter and brighter, rendering the Earth uninhabitable.

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Thank you,

Eddie

7 0
2 years ago
Read 2 more answers
Lightning occurs when there is a flow of electric charge (principally electrons) between the ground and a thundercloud. assume t
damaskus [11]
Given:
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8 0
4 years ago
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