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Natalija [7]
1 year ago
10

How many major layers of atmosphere does earth have

Chemistry
1 answer:
ryzh [129]1 year ago
3 0
Five major.

From lowest to highest, the major layers are the troposphere, stratosphere, mesosphere, thermosphere and exosphere. Troposphere.
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How many moles are in 68 grams of copper (ll) hydroxide, Cu(OH)2
Sveta_85 [38]
Molar mass Cu(OH)2 => 97.561 g/mol

Therefore:

1 mole Cu(OH)2 ------------ 97.561 g
? moles Cu(OH)2 ----------- 68 g

 = 68 x 1 / 97.561

=  68 / 97.561

= 0.696 moles of Cu(OH)2
4 0
3 years ago
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Hello guys i wanted to ask if anyone could check my answers please :) 10 points
arlik [135]
The first answer is C, condensation is a physical process and the others are chemical.

The second answer is B, it doesn't change depending on location (the answer you chose)

The third answer is A.

The fourth answer is B. Temperature is an intensive property.

No explanations for the ones you got correct.
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kiruha [24]

Answer:

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Explanation:

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2 years ago
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How might an antioxidant prevent another element from gaining or losing an electron?
Maslowich

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Antioxidants help in decreasing or prevention of the oxidation of the molecules due to free radicals being formed which causes damage in the cells of animals.

5 0
2 years ago
What does E=mc^2 mean
Brums [2.3K]

E represents units of energy, m represents units of mass, and c2 is the speed of light squared, or multiplied by itself


So I THINK that A is the right answer but i may be wrong.


I hope this helped :)

8 0
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