August 2022 1 21 Report

сокращенное ионное уравнение pb+so4= pbso4 соответствует 

1 свинца и серной кислоты

2 оксида свинца и сульфата калия

3 нитрата свинца 2 и сульфата натрия

4 ацетата свинца 2 и сульфата бария

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