A Solution Containing 10

question 34

Multiple Choice

A solution containing 10.0 g of an unknown liquid and 90.0 g water has a freezing point of -3.33 °C. Given K_f = 1.86 °C/m for water, the molar mass of the unknown liquid is ________ g/mol.

• A)69.0
• B)333
• C)619
• D)161
• E)62.1

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Definitions:

E-Cigarettes

Electronic devices that simulate the experience of smoking, delivering nicotine in a vapor form without the combustion of tobacco.

Opioids

A class of drugs derived from the opium poppy or synthesized analogues, used for pain relief, but can be addictive.

Nicotine

A stimulating and highly addictive chemical found in tobacco, which acts on the nervous system to produce feelings of pleasure and arousal.

Self-Conscious

Excessively aware of being observed or judged by others.