البحث
إكتشاف أشخاص جدد وإنشاء اتصالات جديدة وصداقات جديدة
(chemistry) in the formation of a coordinate bond it is the compound to which electrons are donated
(chemistry) in the formation of a coordinate bond it is the compound to which electrons are donated
(chemistry) in the formation of a coordinate bond it is the compound to which electrons are donated
(chemistry) in the formation of a coordinate bond it is the compound to which electrons are donated
(chemistry) in the formation of a coordinate bond it is the compound to which electrons are donated