September 2018 1 726 Report

w miejsce znaków zapytania wpisac wzory odpowiednich substancji

a) Ca+O2->? +H2O->? +HCl

b) K + H2O -> ? + H2SO4

c) S+O2->?+ O2->?+H2O->?+ MgO

S+O2->?+H2O->?+ NaOH->?

d) P+O2->?+H2O->?+Na2O->?


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