Возможны 4 реакции:
1) Ca + 2HCl = CaCl₂ + H₂
2) KOH + HCl = KCl + H₂O
3) MgO + 2HCl = MgCl₂ + H₂O
4) K₂CO₃ + 2HCl = 2KCl + CO₂ + H₂O
Объяснение:
Ca + 2HCl = CaCl2 + H2
KOH + HCl = KCl + H2O
MgO + 2HCl = MgCl2 + H2O
K2CO3 + 2HCl = 2KCl + CO2 + H2O
Возможны 4 реакции:
1) Ca + 2HCl = CaCl₂ + H₂
2) KOH + HCl = KCl + H₂O
3) MgO + 2HCl = MgCl₂ + H₂O
4) K₂CO₃ + 2HCl = 2KCl + CO₂ + H₂O
Объяснение:
Ca + 2HCl = CaCl2 + H2
KOH + HCl = KCl + H2O
MgO + 2HCl = MgCl2 + H2O
K2CO3 + 2HCl = 2KCl + CO2 + H2O