Predict the Freezing Point of a Solution Prepared by Dissolving

question 100

Multiple Choice

Predict the freezing point of a solution prepared by dissolving 8.9 g MgCl₂ in 98 g H₂O.K_f for water is 1.86 °C m^-1.

• A)3.5 °C
• B)-3.5 °C
• C)5.3 °C
• D)-5.3 °C
• E)-0.51 °C

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Definitions:

Phrenic

Pertaining to the diaphragm, such as the phrenic nerve which controls the diaphragm muscle, thus playing a vital role in the breathing process.

Brachial Plexus

A network of nerve fibers that runs from the spine, through the neck, to the axilla, and innervates the upper limb.

Sacral Plexus

A network of nerves originating from the lower back, which supplies nerves to the pelvis, buttocks, and the posterior part of the thigh.

Lumbar Plexus

A network of nerve fibers in the lumbar region of the body, providing sensation and movement.