<prompt> A 50 years old male patient with weight 65 kg, pH 7.05, PCO, 15 mmHg, HCO3 5 mEqL and base excess deficit -40 mEqL. How much sodium bicarbonate has to be given in first 4 hour150 mEq300 mEq450 mEq600 mEq  <response>: Answer- A. 150 mEq 