A Phase Diagram of Temperature Versus Composition for a Mixture

question 90

Multiple Choice

A phase diagram of temperature versus composition for a mixture of the two volatile liquids octane (bp = and decane (bp = 126°C) is shown.
-Assume that you start with a mixture containing 0.80 mol of decane and 0.20 mol of octane,what region of the diagram corresponds to liquid?

• A)region a
• B)region b
• C)region c
• D)regions a and c

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Definitions:

Lymphatic Organs

Components of the lymphatic system, such as lymph nodes, spleen, and thymus, which play roles in immune function and fluid balance.

Pseudo-Unipolar Neuron

One of the three categories of neurons consisting of a nerve cell body with a single axon projecting from it.

Dendrites

Branched extensions of a neuron that receive signals from other neurons or sensory cells, playing a key role in the transmission of neural signals.

Digestive Tract

The series of hollow organs joined in a long, twisting tube from the mouth to the anus, through which food is ingested, digested, absorbed, and waste expelled.