Ans: C. Respiratory acidosis with renal compensationpH-7.12 so its acidosis.PCO2 is 5o mmHg (normal range 35-45 mmHg) which is higher than the normal s/o respiratory acidosis.HCO3- is 28 mmol/L (18-24 mmol/L) which is higher than the normal range s/o metabolic compensated alkalosis.
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