A Gold Sphere Has a Radius of 1

question 33

Multiple Choice

A gold sphere has a radius of 1.000 cm at 25.0 °C. If 7650 J of heat is added to the sphere, what will the final volume of the sphere be? Gold has a density of 19 300 kg/m³ at 25.0 °C, a specific heat capacity of 129 J/(kg · C°) , and a coefficient of volume expansion of 42.0 × 10^-6/C°.

• A)2.88 × 10^-6 m³
• B)3.01 × 10^-6 m³
• C)3.33 × 10^-6 m³
• D)3.91 × 10^-6 m³
• E)4.32 × 10^-6 m³

---

Definitions:

Collateral Ganglia

Sympathetic ganglia at the origin of large abdominal arteries; include the celiac, superior, and inferior mesenteric arteries; also called prevertebral ganglia.

Preganglionic Fibers

Nerve fibers that run from the central nervous system to a ganglion in the autonomic nervous system.

Thoracic

Relating to the thorax, the area of the body between the neck and the abdomen that contains the heart and lungs.

Lumbar

Referring to the lower region of the spine, composed of five vertebrae, which bears most of the body's weight and is associated with back pain.