Объяснение:
2Al + 6HCl = 2AlCl3 + 3H2↑
Mg + H2SO4= MgSO4 + H2↑
2K + H2CO3= K2CO3 + H2↑
2Na + 2HCl = 2NaCl + H2↑
ZnO + H2SO4 = ZnSO4 + H2O
Ca + 2HCl = CaCl2 + H2↑
BaO + 2HNO3= Ba(NO3)2 + H2O
MgCO3 = MgO + CO2↑
3H2 + N2 = 2NH3↑
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Объяснение:
2Al + 6HCl = 2AlCl3 + 3H2↑
Mg + H2SO4= MgSO4 + H2↑
2K + H2CO3= K2CO3 + H2↑
2Na + 2HCl = 2NaCl + H2↑
ZnO + H2SO4 = ZnSO4 + H2O
Ca + 2HCl = CaCl2 + H2↑
BaO + 2HNO3= Ba(NO3)2 + H2O
MgCO3 = MgO + CO2↑
3H2 + N2 = 2NH3↑