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Gala2k [10]
3 years ago
6

Valence electrons are unique because they-

Chemistry
1 answer:
sveta [45]3 years ago
4 0

Answer:

Valence electrons are important because they

The electrons that occupy the outer most shell of an atom are called valence electrons. They are important because they determine how an atom will react. By writing an electron configuration, You'll be able to see how many electrons occupy the highest energy level.

Explanation:

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How many grams are in 2.54 x 10^23 molecules of CO2
Ivan

Answer:

=<em><u> 0.42 moles of CO2 </u></em>

Explanation:

From Avogadro's constant

6.02×10^23 molecules are in 1 mole of CO2

2.54×10^23 molecules will be in

=[(2.54×10^23) ÷ (6.02×10^23)]

= 0.42 moles of CO2

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Explanation:

Below is an attachment containing the solution.

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What two substances are formed at the end point of a neutralization reaction
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Most likely the answer is water and a salt. When a strong acid and strong base react the OH and H form water and the cation from the base and anion from the acid forms a salt. I hope this helps. Let me know if anything is unclear.
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<h3><u>Answer;</u></h3>

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Read 2 more answers
When molten rock undergoes crystallization above ground, what type of rock results?
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Your answer should be:
<span>Extrusive igneous rock</span>
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