1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
IgorLugansk [536]
2 years ago
11

What is the electron configuration of an element with atomic number 20? A. 1s2 2s2 2p6 3s2 3p5 B. 1s2 2s2 2p6 3s2 3p6 C. 1s2 2s2

2p6 3s2 D. 1s2 2s2 2p6 3s2 3p6 4s2 E. 1s2 2s2 2p6
Biology
1 answer:
zubka84 [21]2 years ago
6 0

Answer:

electron configuration is 2,8,8,2

Explanation:

1s2 2s2 2p6 3s2 3p6 4s2

You might be interested in
Type the correct answer in the box. Spell all words correctly. What is the correct term for blocked sunlight and reduced solar r
vagabundo [1.1K]
A volcanic winter is a reduction in global temperatures caused by volcanic ash and droplets of sulfuric acid and water obscuring the Sun and raising Earth's albedo (increasing the reflection of solar radiation) after a large, particularly explosive volcanic eruption.
8 0
3 years ago
Read 2 more answers
The Big Bang theory states that _____.
steposvetlana [31]

Answer:

The big bang theory is states that <u>universe began as just a single point, then expanded and stretched to grow as large as it is </u><u>right</u><u> </u><u>now.</u>

<em><u>Hope</u></em><em><u> </u></em><em><u>this</u></em><em><u> helps</u></em><em><u>.</u></em><em><u>.</u></em><em><u>.</u></em><em><u>.</u></em><em><u>.</u></em><em><u>.</u></em><em><u>.</u></em><em><u>.</u></em>

5 0
1 year ago
In which phylum do we first see tissue-level organization?
Sliva [168]
Cnidarians were the first phylum that scientists saw tissue level organization in. Tissue level organization meaning cells all of one type start to function in a unified way.
4 0
3 years ago
Read 2 more answers
This is an interdependent relationship between two different species.
Vika [28.1K]

If those are the only answers i would say mutualism

7 0
3 years ago
Read 2 more answers
How does pneumonia disrupt homeostasis?
zysi [14]
It disrupts homeostasis by putting our body in stress which isn’t good. It fills out alveoli with mucus and our bronchiole is inflamed with music. Besides, it shortens our breathe
7 0
3 years ago
Other questions:
  • What raw materials do cells need to produce energy? (Please Help!! - I'm offering 50 points!)
    9·1 answer
  • The hormone found only in pregnant women that, when detected, confirms pregnancy is
    7·1 answer
  • Diffusion is a passive process that accounts for the movement of respiratory gases across the capillary membranes of alveoli.
    7·1 answer
  • How does technology affect the advancement of science
    11·2 answers
  • Which is ample best represents the use of creativity and scientific inquiry
    10·1 answer
  • The and are part of the digestive system
    6·2 answers
  • How do you compare these meiosis and mitosis
    13·2 answers
  • 1 pts
    10·1 answer
  • If fossils were found that had an opposable thumb and a large skull, which of these living organisms would this most likely be a
    14·1 answer
  • The Maine Department of Transportation (DOT) has a fleet of roughly 400 plow trucks that are used to control snow and ice on app
    14·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!