April 2022 0 8 Report
W wyniku której reakcji wydzieli się gaz? a)Na2CO3 + CaCO3 = CaCO3 + Na2CO3
b)Na2CO3 + MgSO4 = MgCO3 + Na2SO4
c)Na2CO3 + 2HCl = H2CO3 + 2NaCl
d)Na2CO3 + CaSO4 = CaCO3 + Na2SO4
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