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tatuchka [14]
3 years ago
14

01:04 An atom of carbon (C) forms covalent bonds with two atoms of axygen (O) to form carbon electrons of these atoms rearranged

to form the bonds? dioxide. How are the valence
Biology
1 answer:
tatuchka [14]3 years ago
5 0

My answer will be that the valence of the Carbon atom is (+4) and that of each Oxygen atom is (-2). The CO2 molecule is formed by covalent bonds, in other words: C (+4) + O2 (-4) = 0.

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I will fan and medal !!!!!!!!!!!!!!
Sveta_85 [38]
All right.
Differences with the Historical Model:
1. That model shows the planet's orbits as perfect circles, not ellipses. 
<span>2. Aristotle believed in a geocentric (Earth centered) solar system, while it actually is heliocentric Sun centered). </span>
<span>3. That model didn't show all the planets we know today, such as Neptune, Uranus, etc. </span>
<span>4. A lot of that model was based on religious beliefs. 
</span>Differences with Modern Model:
1. Our model shows the orbits as ellipses. 
<span>2. Our model shows a heliocentric solar system. </span>
<span>3. Our model shows all the planets we know today. </span>
<span>4. Our model has nothing to do with religion. 
</span>Similarities Between Both Models:
1. They both are based on the same solar system. 
<span>2. They both show the inner planets, the Moon, the Sun, Jupiter, and Saturn. </span>
<span>3. The both were made by many observations of the sky.
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Hope this helps.:b

8 0
3 years ago
he viral capsid _______. Multiple Choice is dissolved engulfs the viral spikes surrounds the viral matrix protein becomes comple
Studentka2010 [4]

Answer:

Becomes completely enclosed by the region of the cell membrane into which the spikes and matrix protein are embedded

Explanation:

The viral capsid is a <em>protein shell that sorrounds a virus</em>, it serves as a criterion for the classification of viruses and <em>it encloses the genetic material of the virus and it has glycoproteins (spikes and matrix) embedded in it.</em>

I hope you find this information sueful and interesting! Good luck!

7 0
3 years ago
The larger pool of subjects from which a study group is chosen is called the
dangina [55]

Answer:

B. population

8 0
3 years ago
Read 2 more answers
The American Curl is a breed of cate that has curly ears. The allele for curly ears is dominant. Suppose a male cat with the het
Tom [10]

Cc * cc = Cc, Cc, cc, cc

Cc : 50%       cc: 50%

Three kittens will have the genotype for curly ears and three won't have the genotype for it.

7 0
3 years ago
Describe the function of. Endoplasmic reticulum
Harrizon [31]
The endoplasmic reticulum can either be smooth or rough, and in general its function is to produce proteins for the rest of the cell to function. The rough endoplasmic reticulum has on it ribosomes, which are small, round organelles whose function it is to make those proteins.
8 0
2 years ago
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