April 2022 1 13 Report

Dobierz współczynniki stechiometryczne w równaniach reakcji:
a)... Fe +....02 → ...Fe2O3
b) ....AlCl3 + ... K → ... KCI + ... AI
c) ...MgO + ... H3PO4 → Mg3(PO4)2 +... H20
d) ...(NH4)2Cr207 → ... N2 + ....H20 +
...... Cr203​

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