Random Chemistry - Physical Chemistry Practice

$\text{H}_{2(g)} + \text{I}_{2(g)} \rightleftharpoons 2\text{HI}_{(g)}$

$2\text{C}_{(s)} + \text{O}_{2(g)} \rightleftharpoons 2\text{CO}_{(g)}$

$2\text{NO}_{(g)} \rightleftharpoons \text{N}_{2(g)} + \text{O}_{2(g)}$

$\text{SO}_{2(g)} + \text{NO}_{2(g)} \rightleftharpoons \text{SO}_{3(g)} + \text{NO}_{(g)}$