The Dissolution of Gases in Water Is Virtually Always Exothermic

question 64

Multiple Choice

The dissolution of gases in water is virtually always exothermic because _.

• A) neither of the two endothermic steps in the solution- formation process is necessary
• B) one of the two endothermic steps (separation of solute particles) in the solution- formation process is unnecessary
• C) gases react exothermically with water
• D) the exothermic step in the solution- formation process is unnecessary
• E) all three steps in the solution- formation process are exothermic

---

Definitions:

Renal Failure

A medical condition in which the kidneys lose the ability to filter waste and excess fluids from the blood.

Urethral Obstruction

A blockage in the urethra, the tube that carries urine from the bladder out of the body, which can cause difficulty urinating or a complete inability to urinate.

Anuria

A medical condition characterized by the failure of the kidneys to produce urine.

Hematuria

The presence of blood in urine, which can indicate urinary tract infections, kidney stones, or more serious conditions like cancer.