Нет.................................................................
2- H2SO4+2NaOH=Na2SO4+2H2O
3- CuSO4+2NaOH=Cu(OH)2+Na2SO4
5- 2HCl+Na2CO3=2NaCl+CO2+H2O
Будет наверное c3h7cooh + Mg(OH) Cl
<span><span>CO2</span> +<span>2 <span>NaOH=</span></span> <span>Na2CO3</span> + <span>H2<span>O
</span></span></span>