What effect does rapid exhalation of co2 during exercise have on the concentration of h2co3 in the blood?

Yesbyes h2yhh8 id thr answer to your wuestiob

Spontaneity tell us the direction of the reaction, but not how fast it goes. gibbs free energy brings together enthalpy, entropy and temperature in one easy formula. g = h - ts. and, finally the sign of delta g is always negative for a spontaneous reaction.