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melisa1 [442]
4 years ago
5

What is the maximum number of electrons that can be contained in the first, second, third, and fourth energy levels, respectivel

y?
Chemistry
1 answer:
goldenfox [79]4 years ago
8 0
We can find it by 2n^2 formula
So
First shell is maximum of 2
Second shell is of 8
Third shell is of 18
Fourth shell is of 32
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What is a net ionic equation?
jolli1 [7]

Answer:

I think it will option D hope it helps

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3 years ago
A gas cylinder initially contains 463 L of gas at a pressure of 159 atm. If the final volume of gas is 817 L, what is the final
Agata [3.3K]

Answer:

The final pressure is 90.1 atm.

Explanation:

Assuming constant temperature, we can solve this problem by using <em>Boyle's Law</em>, which states:

  • P₁V₁=P₂V₂

Where in this case:

  • P₁ = 159 atm
  • V₁ = 463 L
  • P₂ = ?
  • V₂ = 817 L

We <u>input the given data</u>:

  • 159 atm * 463 L = P₂ * 817 L

And <u>solve for P₂</u>:

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The final pressure is 90.1 atm.

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3 years ago
Calculate the percent by mass of carbon in CO2 (carbon dioxide). Please show all work.
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6 0
3 years ago
What is the final concentration if 50.0 ml of a 2.00 m solution are diluted to 500.0 ml??
laila [671]
In order to calculate the final concentration of a dilution, it is important to memorise and remember the following equation:

C1V1/C2V2
Where: 
C1 = Initial concentration
V1 = Initial volume
C2 = Final concentration
V2 = Final volume

We are given three of the four, and we are asked to calculate the final concentration in moles, so we may substitute these given values into our equation as follows:

C1V1 = C2V2
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100 = C2(500mL)
C2 = 0.2 m

In the final step, we simply divide 100 by 500 to get our final concentration value.
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Based on its electron configuration which element will most likely gain electrons from another element when forming an ionic com
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Iodine is going to form anions capturing electrons from some other element more electropositive

5 0
4 years ago
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