August 2022 1 4 Report

Методом эл. баланса подберите коэфиценты в схемах окислит.-вост. реакциях. Укажите окис-ль и вост-ль.

а) Su+HNO3=>H2SnO3+NO2+H2O

б) CrCl3+Br2+KOH=> K2CrO4+KBr+KCl+H2O

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