How Many Moles of Pb Are in 4

question 7

Multiple Choice

How many moles of Pb are in 4.71 × 10²¹ Pb atoms?

• A)0.00782
• B)2.84 × 10⁴⁵
• C)207.2
• D)6.022 × 10²³
• E)none of the above

---

Definitions:

Social Networks

Online platforms that allow users to create profiles, share content, and interact with friends and communities.

Face-To-Face Encounter

A personal interaction between two or more people in the same physical location, often for business or social purposes.

Sales Management

Planning the selling program and implementing and evaluating the personal selling effort of the firm.

Selling Program

A planned set of activities and strategies designed to successfully sell a product or service to a target market.