The client's arterial blood gases reveal the following results: pH 7.51. Pa02 80 mmHg, PaCO2 28 mmHg. HCO3 24 mEq/L 02 saturation 92%. The nurse interprets this blood gas result as: PH7.35-7.45 PCO2 35-45mm Hg HCO3 22-26 m/l Sa02 95-100% PaO2 80-100mm Hg