Analysis of a Carbohydrate Showed That It Consisted of 40

question 48

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)C ₄H ₈O ₆
• B)C ₅H ₁₀O ₅
• C)C ₅H ₁₂O ₅
• D)C ₆H ₁₂O ₄
• E)None of these choices are correct.

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Definitions:

Black Hills

A small, isolated mountain range rising from the Great Plains of North America in western South Dakota and extending into Wyoming, sacred to many Native American tribes and known for the discovery of gold.

Gold Seekers

Individuals who migrate or explore areas with the primary intention of discovering gold deposits.

Kill the Indian

"Kill the Indian" refers to historical policies or practices aimed at assimilating Native American individuals by erasing their indigenous cultures, identities, and languages.

Richard Henry Pratt

An American army officer best known for founding the Carlisle Indian Industrial School, advocating for the assimilation of Native Americans into European-American culture.