September 2018 1 49 Report

Uzupełnij równania reakcji chemicznych
...NaOH + ... H2S --> ......... + ..........

...ZnO + ........ --> ... ZnSO4 + ........

...Ba(OH)2 + ....SO2 --> ...... + .........

...Al + ...........--> ...AlCl3 + ..........

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