The Specific Rotation of Optically Pure (R)-C₆H₅CHOHCH₃ Is -42

question 69

Multiple Choice

The specific rotation of optically pure (R) -C₆H₅CHOHCH₃ is -42.3°.An optically pure sample of (R) -C₆H₅CHClCH₃ was converted into the corresponding alcohol via an S_N2 reaction.What is the specific rotation of the product?

• A)-42.3°
• B)between 0° and -42.3°
• C)between +42.3° and 0°
• D)+42.3°

Understand exception handling mechanisms in Java, including try, catch, and finally blocks.

Write Java programs that handle specific exceptions using customized exception classes.

Learn the concept of throwing exceptions in Java and how to define and use custom exceptions.

Recognize and understand the execution flow of a try-catch-finally block and the role of each component.

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