What Mass of Ethane (CH₃CH₃)is Contained in 50

question 90

Multiple Choice

What mass of ethane (CH₃CH₃) is contained in 50.0 mL of a 13.9% by mass solution of ethane in hexane? The density of the solution is 0.611 g/mL.

• A)2.35 g
• B)8.49 g
• C)11.8 g
• D)6.95 g
• E)4.25 g

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Definitions:

Intervertebral Disk

A fibrocartilaginous disc situated between adjacent vertebrae in the vertebral column, acting as a shock absorber and allowing movement.

Thoracic Region

The part of the body including the chest, between the neck and the abdomen, containing the thoracic vertebrae and ribs.

Vertebra

One of the individual bones that make up the vertebral column (spine), providing structural support and protection for the spinal cord.

Body Of Vertebra

The thick, oval segment of a vertebra forming the front of the vertebrae, supporting the majority of the body's weight.