Question

молекулярное и ионное уравнения
Ca2+KOH
alcl3+naoh
hno2+naoh

Answer 1

1) Ca2 + 2KOH = 2KCaO + H2
2Ca + 2K + 2OH = 2K + 2CaO + 2H

2) AlCl3 + 3NaOH = Al(OH)3 + 3NaCl
Al + 3Cl + 3Na + 3OH = Al(OH)3 + 3Na + 3Cl

3) HNO2 + NaOH = H2O + NaNO2
H + 2NO + Na + OH = H2O + Na + 2NO