Dear Student
Reaction between Methanoic Acid (or Formic Acid), HCOOH and Sodium bicarbonate (or baking soda or Sodium hydrogencarbonate), NaHCO3 can be represented as follows -
HCOOH + NaHCO3 -------> HCOONa + CO2 + H2O
Sodium Methanoate Carbon dioxide Water
Regards