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Reika [66]
3 years ago
8

A group of electrons revolving around a nucleus forms an electron ____

Chemistry
1 answer:
Elanso [62]3 years ago
4 0

Answer:

Electron shell

Explanation:

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Answer:

True

Explanation:

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What is the overall charge of a Aluminum atom that loses 3 electrons​
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The volume of the ideal gas in the container is 9 m3. What would the volume be if four more blocks were placed on top of the lid
7nadin3 [17]
Answer;
             4.5 m³

Solution:
              The statement says that two blocks are present on a lid of a container with volume of 9 m³. The mass of lid is equal to the mass of two blocks. It means that initially there are four blocks (or four atm pressure) upon 9 m³ volume. 

After that four more blocks are placed on the lid. Means the pressure is increased from 4 atm to 8 atm (2 atm of lid, 2 atm of old blocks, 4 atm of new four blocks).

So, Data generated is,

                  P₁  =  4 atm

                  V₁  =  9 m³

                  P₂  =  8 atm

                  V₂  =  ?

According to Boyle's Law,

                               P₁ V₁  =  P₂ V₂

Solving for V₂,
                               V₂  =  P₁ V₁ / P₂

Putting values,
                               V₂  =  (4 atm × 9 m³) ÷ 8 atm

                               V₂  =  4.5 m³
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3 years ago
A compound is a type of matter true or false
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Yes, a compound is a type of matter.
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7 0
2 years ago
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