stabileste coeficienti: Mg+O2=>MgO
I2+H2=>HI
NaOH+Al Cl3=>Al(OH)3+NaCl
Na HCO3--->Na2CO3+ CO2+H2O

{REPEDE !!!}


Răspuns :

2Mg+O2=>2MgO
I2+H2=>2HI
3NaOH+AlCl3=>Al(OH)3+3NaCl
2NaHCO3------>Na2CO3+CO2+H2O
2Mg+O2=>2MgO
I2+H2=>2HI
3NaOH+Al Cl3=>Al(OH)3+3NaCl
2NaHCO3⇒Na2CO3+ CO2+H2O