<prompt> What will be hemoglobin saturation, if P02 is 60 mm Hg at pH 7.4 and temperature 37degC ?50607590  <response>: Ans. is d i.e., 90Examiner is asking about Hb saturation at PO2 60 mmHg, under normal physiological conditions pH 7.4, temperature 37degC. At PO2 60 mmHg, Hb saturation is 89. 