Images С2Н4 СН4

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С2н4 сн4. Сн4+о2. СН 4 +2о 2 =. Сн4 о2 со2 н2о. Сн4 + 2о2 = со2 + 2н2о.
Сн4+о2. СН 4 +2о 2 =. Сн4 о2 со2 н2о. Сн4 + 2о2 = со2 + 2н2о.

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