Zadania w załączniku. DAJE NAJ.;-)
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Zadania w załączniku. DAJE NAJ.;-)
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zadanie 1 kolejno:
C I E F A H D G B
zadanie 2 kolejno:
SiO₂ CaCO₃ SiO₂ CaSO₄ SiO₂
zadanie 3
CaCO₃ --> CaO + CO₂ C
Ca(OH)₂ + CO₂ --> CaCO₃ + H₂O D
2CaSO₄ x H₂O + 3H₂O --> 2(CaSO₄ x 2H₂O) B
Na₂O + SiO₂ --> Na₂SiO₃ A
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Pozdrawiam :)