Which of the Following Statements Regarding Optical Rotation Is Not

question 57

Multiple Choice

Which of the following statements regarding optical rotation is not true?

• A) All (+) enantiomers are dextrorotatory.
• B) All R enantiomers are dextrorotatory.
• C) All (−) enantiomers rotate plane-polarized light in a counterclockwise direction.
• D) All (+) and (−) enantiomers rotate plane-polarized light in opposite directions.

---

Definitions:

Weighted Average Cost

A calculation that takes into account the varying costs of goods or services by weighting them according to their importance or quantity.

Internal Rate of Return

The discount rate that makes the net present value of all cash flows from a particular project zero.

Interest Rate

Interest: the financial charge applied to the borrower by the lender, calculated as a percentage of the principal for asset usage.

Corporate Tax Rate

The tax imposed on the net income of a company by the government.