This is an example of a neutralization reaction and a gas-forming reaction.HNO₃ is nitric acid (an acid).NaHCO₃ is sodium bicarbonate (a base, also known as baking soda).When an acid reacts with a bicarbonate, it produces:A salt (NaNO₃ – sodium nitrate),Water (H₂O),And carbon dioxide gas (CO₂).