A client is prescribed to receive potassium chloride 60 mEq PO now. The medication available is 20 mEq/15 mL. How many mL of the medication should the nurse provide the client?
1. 15
2. 30
3. 45
4. 60
3
Rationale 1: mL/dose = 15 mL/20 mEq x 60 mEq/1 dose. Multiply the numerators (15 x 60= 900). Multiply the denominators (20 x 1 = 20). 900/20 = 45 mL/dose.
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