Order: Potassium chloride 20 mEq in 1000 mL D/NS (pre-mixed solution) IV, infuse at 2 mEq/h. Calculate the rate in mL/h
1. 100 mL/h
2. 10 mL/h
3. 250 mL/h
4. 150 mL/h
1
Global Rationale: 2 mEq/h × 1000 mL/20 mEq = 100 mL/h.
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