October 2018 2 55 Report

1. Dobierz współczynniki stechiometryczne w równaniach reakcji chemicznych.

a) __KOH + __H2S ---> __K2S + __H2O

b) __NaOH + __H2SO4 ---> __Na2SO4 + __H2O

c) __Mg(OH)2 + __HCl ---> __MgCl2 + H2O


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