Question

[☆⩸Moon Light⩸2k11☆]

hứa k

Answer 1

[hnamyuh]

CTHH sai	Sửa
$CO_3$	$CO_2$ hoặc $CO$
$AlS$	$Al_2S_3$
$S_2O_3$	$SO_2$ hoặc $SO_3$
$CaCl$	$CaCl_2$
$HCl_3$	$HCl$
$NO_3$	$NO_2$
$N_5O_2$	$N_2O_5$

Answer 2

[☆⩸Moon Light⩸2k11☆]

cảm ơn ạaaa