Giải thích các bước giải:

`@` Phân loại

$\bullet$ Muối trung hoà `:` `NaCl ; BaCl_2 ; Fe_2(SO_4)_3 ; Cu(NO_3)_2 ; MgCO_3 ; K_2S; LiNO_3; ZnSO_3; Ca_3(PO_4)_2`

$\bullet$ Muối acid `:` `Fe(HSO_3)_2 ; Ba(HCO_3)_2; NaHS; KHSO_4; Mg(HSO_4)_2; Ca(H_2PO_4)_2` 

`@` Gọi tên `:`

`NaCl:` sodium chloride

`Ba(HCO_3)_2:` barium hydrogen carbonate

`Fe(HSO_3)_2:` iron(II) hydrogen sulfite

`BaCl_2:` barium chloride

`Fe_2(SO_4)_3:` iron (III) sulfate

`NaHS:` sodium hydrogen sulfide

`Cu(NO_3)_2:` copper(II) nitrate

`MgCO_3:`magnesium carbonate

`K_2S:` potassium sulfide

`LiNO_3:` lithium nitrate

`KHSO_4:` potassium hydrogen sulfate

`ZnSO_4:` zinc sulfate

`Mg(HSO_4)_2:` magnesium hydrogen sulfate

`Ca_3(PO_4)_2:` calcium phosphate

`Ca(H_2PO_4)_2:` calcium dihydrogen phosphate

`-` Muối trung hòa:

`NaCl:` Sodium chloride

`BaCl_2:` Barium chloride

`Fe_2(SO_4)_3:` Iron `(III)` sulfate

`Cu(NO_3)_2:` Copper `(II)` nitrate

`MgCO_3:` Magnesium carbonate

`K_2S:` Potassium sulfide

`LiNO_3:` Lithium nitrate

`ZnSO_3:` Zinc sulfite

`Ca_3(PO_4)_2:` Calcium phosphate

`-` Muối acid: 

`Ba(HCO_3)_2:` Barium hydrogencarbonate

`Fe(HSO_3)_2:` Iron `(II)` hydrogensulfite

`NaHS:` Sodium hydrogensulfide

`KHSO_4:` Potassium hydrogensulfate

`Mg(HSO_4)_2:` Magnesium hydrogensulfate

`Ca(H_2PO_4)_2:` Calcium dihydrogenphosphate

$#tr$