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пример: покупка автомобиля в Запорожье

 

3.5.4 Draw dot and cross diagrams to represent the multiple bonding in N2, C2H4 and CO2

3.5.4 Draw dot and cross diagrams to represent the multiple bonding in N2, C2H4 and CO2У вашего броузера проблема в совместимости с HTML5
3.5.4 Draw dot and cross diagrams to represent the multiple bonding in N2, C2H4 and CO2
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