Вопрос школьника по предмету Химия
Дописать уравнение возможных реакций
P2O5+NAOH
KOH+H3PO4
MgCL2+K2CO3
CuO+HNO3
Ответ учителя по предмету Химия
P2O5+6NaOH=2Na3PO4+3H2O
3KOH+H3PO4=K3PO4+3H2O
MgCl2+K2CO3=2KCl+MgCO3
CuO+4HNO3=Cu(NO3)2+2NO2+2H20- здесь все зависит от конц HNO3
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