For the Common Allotropes of Carbon (Graphite and Diamond), C(gr) $\Delta$

question 10

Multiple Choice

For the common allotropes of carbon (graphite and diamond) , C(gr) C(dia) with equilibrium constant K = 0.32. The molar volumes of graphite and diamond are, respectively, 5.30 cm³/mol and 3.42 cm³/mol; $\Delta$ H_f of diamond is 1.90 kJ/mol. This data suggests that the formation of diamond is favored at

• A)low temperatures and low pressures.
• B)high temperatures and low pressures.
• C)low temperatures and high pressures.
• D)high temperatures and high pressures.

---

Definitions:

Proactive Interference

Memory problem that occurs when older information prevents or interferes with the learning or retrieval of newer information.

Recall

Type of memory retrieval in which the information to be retrieved must be “pulled” from memory with very few external cues.

Sensory Memory

The briefest element of memory enabling people to maintain sensory impressions once the initial stimuli cease.

Short-Term Memory

The capacity for holding a small amount of information in an active, readily available state for a short period of time.