`#Bơ`

`+` $3Cu$ `+` `8HNO_(3_(l))` `to` $3Cu(NO_3)_2)$ `+` $2NO$ `+` $4H_2O$

     $3Cu$ `+` `4HNO_(3_(đ,n))` `to` $Cu(NO_3)_2)$ `+` $2NO_2$ `+` $2H_2O$

`+` $2Na$ `+` $2H_2O$ `to` $2NaOH$ `+` $H_2$`uparrow`

`+` $NaOH$ `+` $HCl$ `to` $NaCl$ `+` $H_2O$

`+` $4Fe$ `+` $3O_2$ $\xrightarrow{t^o}$ $2Fe_2O_3$

`+` $CH_4$ `+` $2O_2$ $\xrightarrow{600^o}$ $CO_2$`uparrow` `+` $2H_2O$

    `\color{#1AD5F7}{⋆⟡D}\color{#1AD5F7}{r}\color{#4DA6E6}{a}\color{#668EDD}{g}\color{#8077D5}{o}\color{#995FCD}{n}\color{#EA2F90}{⟡⋆}`