Kaolinite, a Clay Mineral with the Formula Al₄Si₄O₁₀(OH)₈, Is Used

question 36

Multiple Choice

Kaolinite, a clay mineral with the formula Al₄Si₄O₁₀(OH) ₈, is used as a filler in slick-paper for magazines and as a raw material for ceramics. Analysis shows that 14.35 g of kaolinite contains 8.009 g of oxygen. Calculate the mass percent of oxygen in kaolinite.

• A)1.792 mass %
• B)24.80 mass %
• C)30.81 mass %
• D)34.12 mass %
• E)55.81 mass %

---

Definitions:

Factory Workers

Individuals employed in industrial or manufacturing settings, responsible for operating machinery, assembling products, or performing tasks related to the production of goods.

Labor Force

The total number of people who are of working age, being able and willing to work, including those who are employed and those who are seeking employment.

Part-Time Work

Employment with fewer hours per week than a full-time job, often without the same benefits as full-time employment.

Necessities

Basic needs that are essential for human survival and well-being, including food, water, shelter, and clothing.