Respuesta :
[tex]2H_{2} + O_{2} -------> 2H_{2}O[/tex]
[tex]CH_{4} + O_{2} -------> H_{2}O +CO_{2}[/tex]
[tex]2HCl + Ca -------> CaCl_{2}O +H_{2}[/tex]
[tex]2C_{2}H_{6} + 7O_{2} -------> 4CO_{2}+ 6H_{2}O[/tex]
[tex]SO_{2} +H_{2}O -------> H_{2}SO_{3}[/tex]