A Mixture of H₂ and O₂ Is Placed in a 5.00

question 39

Multiple Choice

A mixture of H₂ and O₂ is placed in a 5.00 L flask at 22 °C.The partial pressure of the H₂ is 2.7 atm and the partial pressure of the O₂ is 1.5 atm.What is the mole fraction of H₂?

• A) 0.13
• B) 0.36
• C) 0.56
• D) 0.64
• E) 0.87

---

Definitions:

Depreciation

Allocating the price of a physical asset systematically over the duration of its effective life.

Plant Assets

Long-term tangible assets used in the operation of a business that are expected to provide benefits for more than one year, such as machinery and buildings.

Computing Depreciation

The process of systematically allocating the cost of a tangible asset over its useful life, representing how much of the asset's value has been used up.

Units-of-production

A depreciation method that allocates an asset's cost based on its usage, output, or units produced, rather than the passage of time.