Ден учителя 2024 г
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![[День знаний] Номенклатура комплексных соединений. Учимся составлять название по формуле.](https://sun9-5.userapi.com/impg/_Uu8pYQ5c-DbUK46WWcp0ydYplMgG2Y43rFO1g/OzjERV4nISQ.jpg?size=320x240&quality=95&keep_aspect_ratio=1&background=000000&sign=0aa984a03789c17613edcf64958f5f25&c_uniq_tag=GpbkUAUy8gQpAfwxOhZjt2GH5nfxOkDz_tC4T31csoc&type=video_thumb)
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