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nignag [31]
3 years ago
15

Please help. Will give brainliest

Chemistry
1 answer:
alexandr1967 [171]3 years ago
7 0

help in what??????????????????

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In a redox reaction, reduction is defined by the:
jonny [76]

Answer:

C. Gain in electron(s) resulting in a decrease of oxidation number.

Explanation:

Redox reactions are reactions involving transfer of of electron between two species (reduction specie) and (oxidation species) and change resulting in change in oxidation number.

Reduction in terms of redox reaction is the specie that accepts electron(s) and gets "reduced" since its oxidation state has been reduced.

For example

Cl + e- → Cl⁻

The above reaction is an example of reduction reaction taking place in a redox reaction. We can see that Chlorine oxidation state was changed from (0) to (-1) state.

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20 neutrons

Explanation:

(not really any just look at a periodic table)

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Protons

Neutrons

Electrons

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what is the total amount of energy absorbed by the substance as it completely changes from a solid at 40 degrees to a gas at 200
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What happens when limestone is heated
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It breaks into calcium oxide and carbon di oxide.
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