A 1078 G Sample of a Compound Containing Only Carbon,hydrogen,and Oxygen

question 45

Multiple Choice

A 1.078 g sample of a compound containing only carbon,hydrogen,and oxygen is burned in an excess of dioxygen,producing 2.451 g CO₂ and 1.003 g H₂O.What mass of oxygen is contained in the original sample?

• A) 0.2970 g
• B) 0.3531 g
• C) 1.373 g
• D) 1.447 g
• E) 0.07480 g

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Definitions:

Motor Information

Motor Information refers to data or signals related to the control of muscle movements, including those directed from the brain to various parts of the body to initiate action.

Spinal Cord

A long, thin, tubular bundle of nervous tissue and support cells that extends from the brain, forming the central part of the nervous system and connecting the brain to the body.

Schwann Cells

Neuroglial cells whose cell membrane coats the axons.

Myelin

A fatty substance that forms a sheath around the axons of many neurons, serving as insulation and speeding up the transmission of nerve impulses.