The Heat of Solution of KCl Is 17

question 97

Multiple Choice

The heat of solution of KCl is 17.2 kJ/mol and the lattice energy of KCl(s) is 701.2 kJ/mol.Calculate the total heat of hydration of 1 mol of gas phase K⁺ ions and Cl^- ions.

• A)718 kJ
• B)684 kJ
• C)-684 kJ
• D)-718 kJ
• E)None of these.

---

Definitions:

Ringer's Solution

An isotonic solution containing sodium, potassium, calcium, and chloride ions, used for fluid replacement and to maintain electrolyte balance.

Estimated Dose

An approximation of the amount of a drug or substance required to achieve a desired therapeutic effect in a patient, often based on weight or body surface area.

Measurable Dose

A quantity of medication or substance that can be precisely measured to ensure the correct dosage.

IV Flow Rate

The speed at which intravenous fluid is administered; usually measured in milliliters per hour (mL/hr).