Difficulty: Medium
Average Score: 70%
Simulated
A nurse is preparing to administer potassium chloride elixir 40 mEq divided into 2 equal doses every 12 hr. Available is 6.7 mEq/5 mL. How many mL should the nurse administer per dose? (Round the answer to the nearest whole number. Use a leading zero if it applies. Do not use a trailing zero.)
Correct answer
15 mL
Rationale
Desired dose: 20 mEq (40/2). Concentration: 6.7 mEq/5 mL = 1.34 mEq/mL. Volume = 20 / 1.34 ├óÔÇ░╦å 15 mL.