Cinnamaldehyde (? = 132 $\degree$ C? K_b = 1 $\degree$ C/m, Boiling Point of Pure Ethanol = 78

question 95

Multiple Choice

Cinnamaldehyde (? = 132.15 g/mol) is used as a flavoring agent. What mass of cinnamaldehyde must be added to 175 g of ethanol to give a solution whose boiling point is 82.7 $\degree$ C? K_b = 1.22 $\degree$ C/m, boiling point of pure ethanol = 78.5 $\degree$ C

• A) 62.4 g
• B) 67.8 g
• C) 76.2 g
• D) 78.5 g
• E) 79.6 g

Understand the concept and significance of grounded theory in sociological research.

Comprehend the advantages and limitations of experimental research in social sciences.

Recognize the importance of ethics in social science research, including confidentiality, anonymity, and informed consent.

Identify the roles of various data sources and methods in sociological research, including secondary analysis and field methods.

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