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AveGali [126]
3 years ago
13

Helium is considered a noble gas because it has a ________ valence electron shell save

Chemistry
1 answer:
castortr0y [4]3 years ago
8 0
Because it’s outermost ( actually , it’s only )
shell is full. The next shell holds 8 but it’s case it’s 2
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jenyasd209 [6]
Idk. Im really confused on this one.
7 0
3 years ago
Aerobic cellular respiration requires an adequate supply of​
Varvara68 [4.7K]

Answer:

oxygen ?

Explanation:

not sure but I think so

3 0
3 years ago
How are the atoms of carbon different from the atoms of nitrogen
mars1129 [50]
<h2>Answer:</h2>

<em>Per my research, it was said that each of the atoms of the carbon has over 6 protons, six neutrons, and 6 protons. Each atom of nitrogen has 7 protons, 7 electrons, and 7 neutrons. The atomic mass of carbon and nitrogen is 12 and 14 respectively. As the number of electrons in the atoms of the two elements is different they have different chemical properties.</em>

<h2>Explanation:</h2>

<em>As you may know, I did my research and this is what it gave me. I would suppose it is correct since it explains that the carob has over 6 protons and so on. Correct me if I am incorrect and I hope this helped. Have a good one!</em>

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8 0
3 years ago
Based on Reference Table S, the atoms of which of these elements have the strongest attraction for electrons in a chemical bond?
BabaBlast [244]
Answer is (1) - N

<em>Explanation:</em>

I think the given chart is electronegativity chart.

Electronegativity is a value that tells us how an atom can attract electrons towards itself. <span><u>If the electronegativity is high, then the attraction to the electrons is high unless the attraction to the electrons is low. </u>

Electronegativity increases from left to right of the periodic table and decreases from up to down. 
Hence, highest electronegative atom is F which has 4.0 and lowest electronegative atoms are Cs and Fr (0.7).

The electronegativity values for given atoms are
  N - 3.0
  Na - 0.9
  P - 2.1
  Pt - 2.2 </span>
5 0
3 years ago
Read 2 more answers
How is half-life most likely used with respect to this fossil? to find the mass of the fossil to find the age of the fossil to d
ki77a [65]

That would be to find the age of the fossil. Its called radiometric dating.

4 0
3 years ago
Read 2 more answers
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