September 2018 1 22 Report

Cw. Ciekawa Chemia 3 . str 24 zad . 5 .

Oblicz w jakiej ilosci roztworow o zawartosci ■ 5% C2H5OH . ■ 20% C2H5OH ■ 40% C2H5OH znajduje sie 25g alkoholu etylowego .

Daje naj ; D


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