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faust18 [17]
2 years ago
12

What is the formula for dinitrogen pentoxide? A)NO5 B)N5O2 C)N2O5 D)N2O7

Chemistry
2 answers:
Juliette [100K]2 years ago
5 0

Answer:

nick gur

Explanation:

DochEvi [55]2 years ago
4 0

Answer:

C) N2O5

Explanation:

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WILL GIVE BRAINLIST
8_murik_8 [283]
I would choose C bc if u look at it closely u can notice it goes up steadily and then BANG it decreases a lot
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3 years ago
Which state removed a physician's license to practice medicine.
skad [1K]
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i think thats right

4 0
2 years ago
What is the percent composition by mass of chlorine in LiCI
Lelechka [254]

Answer: Lithium (Li) 16.373%

Chlorine (Cl) 83.627%

Explanation:

6 0
2 years ago
Which of these refers to the concentration of an acid?
andrezito [222]

The concentration of an acid IS A MEASURE OF THE QUANTITY OF ACID DISSOLVED IN WATER THAT IS DESIGNATED BY MOLARITY.

Acids are always aqueous solutions, that is they are always dissolved in water. The concentration of an acid refers to the quantity of hydrogen ions that are present in the acid. If an acid contain a large quantity of hydrogen ion, it will be described as concentrated acid and if it contains a little quantity of hydrogen ion it will be described as diluted acid. The quantity of hydrogen ion [pH] in acids ranges from 1 to 6; 1 is very acid acidic and 6 is the least acidic.

7 0
3 years ago
Read 2 more answers
Make notes on why did the levels of carbon dioxide in the atmosphere decrease?​
kykrilka [37]

Answer:

Carbon dioxide is a very soluble gas. It dissolves readily in water. As the oceans formed, carbon dioxide dissolved to form soluble carbonate compounds so its amount in the atmosphere decreased. Carbonate compounds were then precipitated as sedimentary rocks, eg limestone.

Uptake by living organisms

Carbon dioxide was also absorbed from the oceans into photosynthetic algae and plants. Many of these organisms, and the simple organisms in the food chains that they supported were turned into fossil fuels, eg crude oil, coal and natural gas, which all contain carbon.

Coal is a fossil fuel which was formed from trees which were in dense forests in low-lying wetland areas. Flooding caused the wood from these forests to be buried in a way that prevented oxidation taking place. Compression and heating over millions of years turned the wood into coal.

Crude oil and natural gas were formed from simple plants and tiny animals which were living in oceans and lakes. These small organisms died and their remains sank to the bottom where they were buried under sediments. The lack of oxygen prevented oxidation from occurring.

Over millions of years, heat and pressure turned the remains of the organisms into crude oil and natural gas. Natural gas contains the smallest molecules and is often found on top of crude oil, trapped under sedimentary rock.

Hope this helps..Pls mark as Brainliest!!

5 0
3 years ago
Read 2 more answers
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