A Mixture of KCl and KClO₃ Weighing 1

question 71

Multiple Choice

A mixture of KCl and KClO₃ weighing 1.34 grams was heated; the dry O₂ generated occupied 143 mL at STP.What percent by mass of the original mixture was KClO₃,which decomposes as follows:

• A) 38.9%
• B) 58.4%
• C) 87.6%
• D) 10.7%
• E) 23.7%

---

Definitions:

Operating Segment

A component of an enterprise that engages in business activities from which it may earn revenues and incur expenses, including revenues and expenses related to transactions with other components of the same enterprise.

Total Revenues

The total income generated from primary activities like sales of goods or services before any expenses are subtracted.

Single Customer

A business model or scenario where a company relies heavily or solely on a single client for its revenue, posing concentrated risk.

Joint Venture

A business venture collaboratively started by two or more entities who maintain their separate identities.