$\color{DarkOrange}{\bigstar \fbox{Cân bằng và viết phương trình hóa học}\bigstar}$

[cong145789]

$H_2$ + $O_2$ ---t---> $H_2O$
$NaOH$ + $HCl$ ----> ? + ?
______________________________________________________________

 

[thangvegeta1604]

$NaOH+HCl \rightarrow H_2O+NaCl$
$Al+NaOH+H_2O------->?+?$

 

[cong145789]

$NaOH+HCl \rightarrow H_2O+NaCl$
$Al+NaOH+H_2O------->?+?$

$Al + NaOH + H_2O ------> NaAlO_2 + H_2$
$Cu + H_2SO4 ----t---> ? + ? +?$
____________________________________________________________

 

[hongtham246]

Al+NaOH+H2O−−−−−−>NaAlO2+ 3/2H2
Cu+2H2SO4−−−−t−−−>CuSO4+ SO2+ 2H2O

 

[hieuhoang2110]

tiếp chautanloc2001 nha
CH3COONa + NaOH --> CH4 + NA2C03
.....?....---> Mg(OH)NO3 + H2O + HNO3

 

[chautanloc2001]

tiếp chautanloc2001 nha
CH3COONa + NaOH --> CH4 + NA2C03
.....?....---> Mg(OH)NO3 + H2O + HNO3

$Mg(NO_3)_2.6H_2O$→5$H_2O$+$HNO_3$+$Mg(OH)NO_3$
$H_2O$ + $SO_3$ ---> ???

 

[furelove]

$ H_2O+SO_3---->H_2SO_4 $
$ Al + HNO_3---->?+?+? $
_______________________________________________________________________
Thà để mồ hôi rơi trên trag giấy
Còn hơn là để nước mắt rơi trên giấy thi

 

[luongmanhkhoa]

$3Al + 12HNO_3--->3Al(NO_3)_3+3NO+6H_2O$
$NaCl+H_2O--đpddcmn-->?+?+?$

 

[furelove]

$2NaCl+2H_2O--->2NaOH+Cl_2+H_2$
$Cu+?---->CuSO_4+?+H_2O$

 

[luongmanhkhoa]

$Cu+2H_2SO_4đặc--->CuSO_4+SO_2+2H_2O$
$FeCl_3+Cu--->?+?$