When $\begin{array} { c } 218\\84\end{array}$ Po Emits a Beta Particle,it Transforms into a New Element

question 45

Multiple Choice

When $\begin{array} { c } 218\\84\end{array}$ Po emits a beta particle,it transforms into a new element.What are the atomic number and atomic mass of this new element?

• A)atomic number = 84; atomic mass = 219
• B)atomic number = 86; atomic mass = 214
• C)atomic number = 85; atomic mass = 218
• D)atomic number = 82; atomic mass = 214

---

Definitions:

Operating Cycle

The duration between the acquisition of inventory and the collection of cash from receivable accounts in a company's business process.

Collection Period

The average number of days it takes for a business to receive payments owed by its customers, indicating the efficiency of a company's credit and collection policies.

Sales

The total amount of revenue generated by a company from the sale of goods or services before any costs or expenses are deducted.

Accounts Receivable Balance

The entire sum owed by customers to a company for the consumption of goods or services for which payment has not been made.