O’zbekiston Respublikasi Oliy va O’rta maxsus ta’lim Vazirligi Samdchti akademik litseyi umumta’lim fanlar kafedrasi

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3-tajriba: Atsetilenning kalsiy karbiddan olinishi
Reaktivlar: kalsiy karbid-CaC₂; bromli suv - Br₂; KMnO₄