When `NaNO_(3)` is heated in a closed vessel, oxygen is liberated and `NaNO_(3)` is left behind. At equilibrium,

When NaNO_(3) is heated in a closed vessel, oxygen is liberated and NaNO_(2) is left behind. At equilibrium, which are correct

When NaNO_(3) is heated in a closed vessel, oxygen is liberated and NaNO_(2) is left behind. At equilibrium, which are correct

When NaNO_(3) is heated in a closed vessel, oxygen is liberated and NaNO_(2) is left behind. At equilibrium

When NaNO_(3) is heated in a closed vessel, oxygen is liberated and NaNO_(2) is left behind. At equilibrium

When NaNO_3 is heated in a closed vessel, oxygen is liberated and NaNO_2 is left behind. At equilibrium