Images CH4 CH3CL C2H6

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Ch4 ch3cl c2h6. C ch4 ch3cl c2h6. H2 ch4 ch3cl c2h6. Ch3cooh c2h6. Ch4>ch3cl>c2h6>c2h4>полиэтилен.
C ch4 ch3cl c2h6. H2 ch4 ch3cl c2h6. Ch3cooh c2h6. Ch4>ch3cl>c2h6>c2h4>полиэтилен.

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