The Following Reaction Is First Order,C₂H₆ → 2 CH₃

question 32

Multiple Choice

The following reaction is first order,C₂H₆ → 2 CH₃.If the rate constant is equal to 5.5 × 10^-4 s^-1 at 1000 K,how long will it take for 0.35 mol of C₂H₆ in a 1.00 L container to decrease to 0.20 mol in the same container?

• A)4.5 min
• B)17 min
• C)53 min
• D)65 min

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Definitions:

Osteocytes

Mature bone cells that maintain the bone matrix and are involved in the regulation of bone density.

Canaliculi

Small, channel-like structures in bone tissue that allow for communication and nutrient/waste exchange between osteocytes.

Osteons

The fundamental unit of compact bone, consisting of a central canal surrounded by concentric lamellae of mineralized matrix.

Lacunae

Small spaces, cavities, or gaps found in various tissues, often referring to the spaces in bone or cartilage that contain cells.