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Evgen [1.6K]
3 years ago
10

What protects the Earth from meteorites and the sun's rays? (4 points)

Chemistry
1 answer:
inna [77]3 years ago
5 0
I believe the answer is D. The atmosphere, different layers of the atmosphere can help in different ways! The stratosphere helps protect us from the sun's rays; The Mesophere is what helps protect us from meteorites! It's so cold that they burn up in that area.
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Draw structural formulas for the alkoxide ion and the alkyl(aryl)bromide that may be used in a williamson synthesis of the ether
Juliette [100K]
Williamson synthesis is the most common way for obtaining ethers, called after its developer Alexander Williamson. It is an organic reaction of forming ethers from an organohalide and an alkoxide. The reaction is carried out according to the SN2 mechanism.

On the attached picture it is shown required alkoxide ion, <span>alkyl(aryl)bromide and the ether that forms from the reactants. </span>

3 0
3 years ago
Study this chemical reaction:
Ray Of Light [21]

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Explanation:

<em>oxidation loses electron while Reduction gains electron</em>

3 0
3 years ago
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olga2289 [7]
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4 0
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Anarel [89]

Answer:

I don't know 100% but im pretty sure its electrons, if im wrong im really sorry let me know in the comments ill change it

explanation

the nucleus has more weight but its more compact but the electrons are spread apart circling the nucleus and therefor take up more space

3 0
3 years ago
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