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yuradex [85]
3 years ago
7

What substance is removed from the air by living things for respiration?

Chemistry
2 answers:
seropon [69]3 years ago
8 0

Answer:

If i'm correct it is carbon dioxide. If i'm not correct sorry!

Explanation:

Basile [38]3 years ago
7 0

Answer:

Carbon dioxide

Explanation:

Living objects breathe because they need to obtain oxygen to carry out cellular respiration to stay alive, just like plants need to respire to stay alive. Then byproducts such as carbon dioxide and water are released and removed from the living objects through breathing, just like plants do when they respire.

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Can someone help me with number 1 and 2 plz!
GalinKa [24]

Answer:

1) 0 N

2) 8 N

Explanation:

The net force is the sum of all of the forces acting on the object.

For question 1, we can see that there is a force of 5 N acting to the right and 5 N acting to the left.  If we define the right to be positive and the left to be negative, then the net force equals:

Fnet = 5N - 5N = 0 N

Therefore, the net force in question 1 is 0 N.

For question 2, the process is very similar.  We want to find the sum of the forces acting on the object.  In this case, there are forces of 3 N and 5 N acting to the right.

Fnet = 3 N + 5 N = 8 N

Therefore, the net force in question 2 is 8 N.

Hope this helps!

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3 years ago
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Inessa [10]

Answer: b

Explanation:

6 0
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when copper is bombarded with high energy electron x rays are emitted.Calculate the energy(in joule) associated with photons if
kakasveta [241]
The answer that i got was three
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3 years ago
What is the role of cellular respiration in organisms?
Paha777 [63]

Answer:

C. sorry if I'm wrong ...................

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How is Hydrogen in heavy water different from hydrogen in normal water​
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Answer: An oxygen atom in heavy water has an extra neutron. A hydrogen atom in heavy water has an extra proton.

Explanation:

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