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gregori [183]
3 years ago
9

Which correctly lists three characteristics that are used to describe air?

Chemistry
2 answers:
Svet_ta [14]3 years ago
8 0

Answer:

Density, Mass, Pressure

stepladder [879]3 years ago
4 0
Hmm.. maybe temperature, humidity and I’m not sure of another one I’m sorry but I hope I could help



Have a nice day
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2. In the lungs, when blood enters a capillary from a vein it<br> has
antoniya [11.8K]

Answer:

This is called the pulmonary circulation. From your pulmonic valve, blood travels to the pulmonary artery to tiny capillary vessels in the lungs. Here, oxygen travels from the tiny air sacs in the lungs, through the walls of the capillaries, into the blood.

Explanation:

4 0
4 years ago
Calcium reacts with oxygen to form calcium oxide. the chemical equation for this reaction is ca + o2 → cao. what is the product,
natka813 [3]

In any balanced chemical reaction, the elements or compounds which are located in the left hand side of the arrow is the reactants while those that are location on the right hand side are the products, therefore the product here is:

<span>CaO or Calcium Oxide</span>

3 0
4 years ago
Which of the following is an example of a model?
VikaD [51]

B) a geographical map

Explanation:

A geographical map is an example of a model.

A model is an abstraction of the real world. It simply helps us to have a simplified view about a course we are studying.

  • A map is model based on several projections and mathematical underlining principles.
  • The gives an image of the 3-D world in a 2-D format usually on paper.
  • The earth is a spherical body but a map shows two dimensions mostly.
  • Also, a map has scale which helps to freely work with them and comprehend them more:.

Learn more:

Physical map brainly.com/question/3687554

#learnwithBrainly

3 0
3 years ago
Question: The tides are periodic rises and falls of large bodies of water on Earth. Describe the cause of the tides on Earth. Us
jek_recluse [69]

Answer:

because it can... get smarter

Explanation:

5 0
3 years ago
What is the number of oxygen atoms in a formula unit of Al2(SO4)3?
patriot [66]

No of molecules of Aluminium trisulphate

  • 6.023×10²³

No of moles of each

  • Al=2
  • S=3
  • O=12

Total=17

So no of oxygen atoms

  • (6.023×10²³/17)×12
  • 4.25×10²³atoms
5 0
2 years ago
Read 2 more answers
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