Determine the Vapour Pressure of a Solution at 55 °C

question 166

Multiple Choice

Determine the vapour pressure of a solution at 55 °C that contains 34.2 g NaCl in 375 mL of water. The vapour pressure of pure water at 55 °C is 0.1574 bar.

• A) 0.153 bar
• B) 0.127 bar
• C) 0.0967 bar
• D) 0.108 bar
• E) 0.0907 bar

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Definitions:

Touch

A sensation perceived through the skin when it comes into contact with an external object, providing information about texture, temperature, and pressure.

Sensory Adaptation

The process by which a sensory system becomes insensitive to a constant stimulus over time.

Sensory Receptors

Highly specialized cells in the sense organs that detect and respond to one type of sensory stimulus—light, sound, or odor, for example—and transduce (convert) the stimuli into neural impulses.

Stimulus

A stimulus is any event or situation that evokes a response from an organism.