Why Do Molecules Become IR-Active

question 69

Multiple Choice

Why do molecules become IR-active?

• A) Because they are in constant motion.
• B) Because they can absorb IR radiation (a photon of a specific wavelength in the IR region) because their dipole moments constantly change as the bond lengths change.
• C) Because they vibrate at low temperatures.
• D) Because their net dipole is zero.
• E) Because they are very close together.

---

Definitions:

Dividends Paid

Money distributed to shareholders out of a corporation's earnings as a return on investment.

Indirect Method

A cash flow statement presentation that starts with net income and adjusts for non-cash transactions, often used in financial reporting.

Net Cash Provided

The amount of money generated by a company's operations after accounting for all cash outflows and inflows within a specified period.

Accounts Receivable

Amounts that clients owe a company for goods or services provided but for which payment has not yet been made.