What Is the Boiling Point of a Solution of 12

question 22

Multiple Choice

What is the boiling point of a solution of 12.0 g of urea (CH₄N₂O) in 165.0 g of water? (K_b (H₂O) = 0.52 °C/m)

• A)99.4°C
• B)100.0 °C
• C)100.6°C
• D)106.2°C
• E)108.4°C

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Definitions:

Cognitive Dissonance

A psychological conflict resulting from incongruous beliefs and attitudes held simultaneously.

Operant Conditioning

A learning process in which the frequency of an organism's behavior is modified by reinforcement or punishment.

Positive Reinforcement

A process in operant conditioning where a behavior is followed by a rewarding stimulus, increasing the likelihood of that behavior occurring again.

Cognitive Schema

Mental structures that an individual uses to organize knowledge and guide cognitive processes and behavior.