निम्नलिखित रासायनिक समीकरणों को संतुलित कीजिए -
(i) `BaCl_(2)+H_(2)SO_(4)rarr BaSO_(4)+HCl`
(ii) `NaOH + H_(2)SO_(4)rarr Na_(2)SO_(4)+H_(2)O`
(iii) `HNO_(3)+Ca(OH)_(2)rarr Ca(NO_(3))_(2)+H_(2)O`
(iv) `H_(2)+Cl_(2)rarr HCl`
(v) `Ca(OH)_(2)+CO_(2)rarr CaCO_(3)+H_(2)O`

Explanation

(i) `BaCl_(2)+H_(2)SO_(4)rarr BaSO_(4)+2HCl`
(ii) `2NaOH + H_(2)SO_(4)rarr Na_(2)SO_(4)+2H_(2)O`
(iii) `2HNO_(3)+Ca(OH)_(2)rarr Ca(NO_(3))_(2)+2H_(2)O`
(iv) `H_(2)+Cl_(2)rarr 2HCl`
(v) `Ca(OH)_(2)+CO_(2)rarr CaCO_(3)+H_(2)O`