Analysis of a Carbohydrate Showed That It Consisted of 40

question 10

Multiple Choice

Analysis of a carbohydrate showed that it consisted of 40.0 % C, 6.71 % H, and 53.3 % O by mass. Its molecular mass was found to be between 140 and 160 amu. What is the molecular formula of this compound?

• A) C₄H₈O₆
• B) C₅H₁₀O₅
• C) C₅H₁₂O₅
• D) C₆H₁₂O₄
• E) none of the above

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Definitions:

Muscle Activity

The physical action or movement produced by the contraction of muscles, which can be voluntary or involuntary, playing a critical role in posture, movement, and circulation.

Blood Vessels

Blood vessels are the part of the circulatory system that transports blood throughout the human body, including arteries, veins, and capillaries.

Metabolism

The set of life-sustaining chemical reactions in organisms that allow them to grow, reproduce, maintain their structures, and respond to their environments.

Acclimatization

The process by which an organism adjusts to a gradual change in its environment, allowing it to maintain performance across a range of environmental conditions.