Compound X₂Y Is Known to Be 60% X by Mass

question 33

Multiple Choice

Compound X₂Y is known to be 60% X by mass. Calculate the percent Y by mass of the compound X₂Y₂.

• A) 20%
• B) 30%
• C) 40%
• D) 60%
• E) 80%

---

Definitions:

FIFO Method

A inventory valuation method that assumes the first items purchased or produced are the first ones sold, standing for "First In, First Out."

Equivalent Unit

A measure used in cost accounting to represent a portion of a product in terms of a completed unit.

Cost Reconciliation

The process of analyzing and adjusting the differences between reported costs and actual costs, ensuring accuracy in financial reporting.

Partially Completed Production

Inventory that consists of items in the process of being manufactured but are not yet fully completed.