Practice Question
A nurse is preparing to administer potassium chloride 20 mEq. The amount available is potassium chloride liquid 40 mEq/15 mL. How many mL should the nurse administer? (Round the answer to the nearest tenth. Use a leading zero if it applies. Do not use a trailing zero.)
Answer Choices:
Correct Answer:
7.5
Rationale:
Formula:
Volume = (Desired Dose ÷ Available Dose) × Volume per mL
Given:
⩥ Desired = 20 mEq
⩥ Available = 40 mEq/15 mL
Calculation:
⩥ (20 ÷ 40) × 15 = 0.5 × 15
✔️= 7.5 mL
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This question is from ATI LPN Medical Dose Calculation Exam which contains 23 questions.
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Question Details
- Category: LPN Nursing Exam(s)
- Subcategory: LPN ATI Exams
- Domain: Dosage Calculations
- Answer Choices: 1