8. třída (Ch, 24) - Síra

Domácí výuka chemie pro 8. třídu - ZŠ Blatenská, Horažďovice.

Video properties:
non-commercial
only educational purpose
transformation of the original works – my commentary

Sources:
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https://www.stoplusjednicka.cz/tezba-...
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https://www.alibaba.com/product-detai...
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https://www.naradihornig.cz/silikony-...
http://lostininternet.com/the-spectac...
https://saylordotorg.github.io/text_g...
https://traveljee.com/world-travel/ne...
https://termos-fryazino.ru/avtomobili...
http://www.technickapryz.cz/fotogaler...

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