November 2018 2 25 Report

Chemia. Oblicz ze "wzoru" tlenek metalu + kwas --> sól + woda.

1. ZnO + H2SO3 -->

2. MgO + HNO3 -->

3. CuO + HNO3 -->

4. Fe2O3 + H2S -->

5. Ni2O3 + H3PO4 -->

6. Al2O + HNO3 -->

7. Al2O3 + H3PO4 -->

Oczywiście wszystkie duże cyfry powinny być małe u dołu.


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