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kati45 [8]
3 years ago
6

Rocks are classified as igneous, sedimentary, or metamorphic based primarily on

Chemistry
1 answer:
irinina [24]3 years ago
7 0

Answer:

Method of formation

Explanation:

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elixir [45]

Answer:

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6 0
3 years ago
Briefly explain Potassium with 19 protons and 19 neutrons
Igoryamba

Answer: Group  

1  

Melting point  

63.5°C, 146.3°F, 336.7 K  

Period  

4  

Boiling point  

759°C, 1398°F, 1032 K  

Block  

s  

Density (g cm−3)  

0.89  

Atomic number  

19  

Relative atomic mass  

39.098    

State at 20°C  

Solid  

Key isotopes  

39K  

Electron configuration  

[Ar] 4s1  

CAS number  

7440-09-7  

Explanation:

8 0
4 years ago
If the H3O is 4.950 x 10-12 what is the ph?
romanna [79]

Answer:

pH = 11.3

Explanation:

From the question given above, the following data were obtained:

Concentration of hydronium ion [H₃O⁺] = 4.950×10¯¹² M

pH =.?

The pH of a solution is defined by the following equation:

pH = –Log [H₃O⁺]

Thus, with the above formula, we can obtain the pH of the solution as follow:

Concentration of hydronium ion [H₃O⁺] = 4.950×10¯¹² M

pH =.?

pH = –Log [H₃O⁺]

pH = –Log 4.950×10¯¹²

pH = 11.3

8 0
3 years ago
Explain by means of why is reddish orange is observed when you add sodium chloride
Lemur [1.5K]

Answer:

because the orange is unripe

6 0
3 years ago
What is special about nitrogen , and what is its main function in the atmosphere
blagie [28]
Nitrogen makes about 78% of the air we breathe. Nitrogen is extremely important in living things. <span>It forms the building blocks of proteins. We need proteins because they make up our skin and hair. Proteins also help us digest food. We get our nitrogen from plants, and plants get it from bacteria in the soil. Our atmosphere provides life with the nitrogen it needs.</span>
5 0
4 years ago
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