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elixir [45]
3 years ago
11

Needed now can you please help me on this need help on science don't understand

Chemistry
2 answers:
puteri [66]3 years ago
6 0
I think the answer is letter B.
SVETLANKA909090 [29]3 years ago
6 0
The answer is B. Hope this helps!
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What period and group (number and name) is Selenium in?
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Group 16  Melting point 220.8°C, 429.4°F, 494 K

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Explanation:

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Which has a stronger carbon-oxygen bond. carbon monoxide or carbon dioxide?
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13. The type of chemical bond that forms between oppositely charged ions is aln) a. covalent bond.
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C6H12O6 + 6O2 ---> 6H2O + 6CO2
Ivahew [28]

Answer:

24e⁻ are transferred by the reaction of respiration.

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C₆H₁₂O₆   +  6O₂   →   6 H₂O   +  6CO₂

This is the reaction for the respiration process.

In this redox, oxygen acts with 0 in the oxidation state on the reactant side, and -2 in the product side -  REDUCTION

Carbon acts with 0 in the glucose (cause it is neutral), on the reactant side and it has +4, on the product side - OXIDATION

6C →  6C⁴⁺  +  24e⁻

In reactant side we have a neutral carbon, so as in the product side we have a carbon with +4, it had to lose 4e⁻ to get oxidized, but we have 6 carbons, so finally carbon has lost 24 e⁻

6O⁻² +  6O₂  + 24e⁻  →  6O₂²⁻  +  6O⁻²

In reactant side, we have 6 oxygen from the glucose (oxidation state of -2) and the diatomic molecule, with no charge (ground state), so in the product side, we have the oxygen from the dioxide with -2 and the oxygen from the water, also with -2 at the oxidation state. Finally the global charge for the product side is -36, and in reactant side is -12, so it has to win 24 e⁻ (those that were released by the C) to be reduced.

3 0
3 years ago
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