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Ислам1998is

5 - 9 классы

ПОМОГИТЕ!!!2.Определите степень окисления хрома в соединении К2 Сr2 O7. 3.Опреде...
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Patty was walking along the road with a jug of milk on her head she was going in...
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помогите!!!!!!!!!!!!!решите плзFeCl3+AgNO3HCl+ZnH2SO4+Fe2O3Zn+H3PO4Cr2O3+HNO3...
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Помогите зделать сочинение на тему Қазақстан қалаларын аралағым келеді       Пла...
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