A Solution Is Prepared at 75 °C by Dissolving 50

question 20

Multiple Choice

A solution is prepared at 75 °C by dissolving 50.0 g of A  in 100 g of water.  When this solution is cooled to 15 °C what happens based on the following solubility plot for A.

• A)Solid A crystallizes and the solution is unsaturated.
• B)Solid A dissolves and the solution is supersaturated.
• C)Solid A crystallizes and the solution is saturated.
• D)Solid A dissolves and the solution is unsaturated.

---

Definitions:

Shim Pack Thickness

The total combined thickness of a set of shims, used to adjust clearances or alignments in machinery.

Gear Lube Viscosity

Refers to the thickness or resistance to flow of gear lubricants, important for ensuring the correct lubrication properties for gears and transmissions.

Severe Winter Conditions

Extreme weather situations characterized by low temperatures, heavy snowfall, ice, and dangerous road conditions, affecting travel and infrastructure.

Lubrication-Related Failures

Failures in mechanical systems caused by inadequate lubrication, leading to increased friction, wear, and overheating.