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Nataly_w [17]
3 years ago
6

Care sunt factorii de poluare a aerului?

Chemistry
1 answer:
bulgar [2K]3 years ago
8 0

Answer:

Arderea de combustibili fosili, activități agricole, eșapament din fabrici și industrii, operațiuni miniere și poluarea aerului interior

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Does a true solution have water?
Alexandra [31]

Answer:

Solutions in water are especially common, and are called aqueous solutions. Non-aqueous solutions are when the liquid solvent involved is not water.

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3 years ago
Select the correct identity of glacial acetic acid.
Lemur [1.5K]

Answer:

It is pure, anhydrous acetic acid is the correct answer.

Explanation:

  • Glacial acetic acid contains very less water that the reason it is called anhydrous.
  • Glacial acetic acid is a colorless, clear liquid and corrosive.
  • The glacial acetic acid in the diluted form used in vegetables and food preservation,flavoring in the slice, sausage, canned fruits and also it used to treat the bacteria and fungal infections.

6 0
3 years ago
1.) What is the difference between renewable and nonrenewable resources?
mash [69]

Answer: 1.) renewable resources can be replenished as fast as they are used. Nonrenewable resources are unable to be replaced at the same rate at which they are used. 2.) nonrenewable energy sources will eventually run out, leaving people to figure out how to continue running their cars, homes, and busines. They must find alternative sources of energy. Since renewable energy resources that will never run out, it is a great option.

Explanation:

3 0
3 years ago
234+34.1 add and round to 2 significant figures
marin [14]
Like this? 234+34.1= 268.1 then round. If it is less than 5 then you round down if it is more then you round up. Because it is less the final number would be 268.1=268
3 0
3 years ago
How many atoms are in 9.95 moles of iron?
zvonat [6]

Answer:

59.92 × 10²³ atoms are in 9.95 moles of iron

1.8 ×10²² molecules are in 0.03 moles of Carbon dioxide

1.19 moles are found in 7.20 x 10^23 atoms of platinum

6 0
3 years ago
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