Copper Crystallizes in a Face-Centered Cubic Unit Cell

question 49

Multiple Choice

Copper crystallizes in a face-centered cubic unit cell. The density of copper is 8.94 g/cm³. Calculate the length of the edge of the unit cell in pm.

• A) 461 pm
• B) 361 pm
• C) 261 pm
• D) 161 pm
• E) None of the above

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Definitions:

Gross Method

An accounting method for recording purchases at the invoice's full amount without deducting any cash discounts.

Gross Profit

The difference between sales revenue and the cost of goods sold, before deducting overheads, payroll, taxation, and interest.

Periodic Inventory System

An inventory accounting system where updates to inventory levels are made at specific intervals, rather than continuously.

Adjusted Trial Balance

A list of all accounts and their balances after adjusting entries are made, used to prepare financial statements.