A Compound Contains 40

question 69

Multiple Choice

A compound contains 40.0% C,6.71% H,and 53.29% O by mass.The molecular weight of the compound is 60.05 amu.The molecular formula of this compound is ________.

• A)C₂H₄O₂
• B)CH₂O
• C)C₂H₃O₄
• D)C₂H₂O₄
• E)CHO₂

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Definitions:

Ultrasound

Prenatal diagnostic procedure in which high-frequency sound waves are directed at the mother’s abdomen to provide clear images of the womb projected onto a video monitor.

Fetus Genotype

The genetic makeup of a fetus, encompassing all the genes inherited from both parents.

Chromosomal Disorders

Conditions caused by abnormalities in chromosome number or structure, affecting growth and development.

Developing Fetus

The stage of human development in the womb from the end of the embryonic stage to birth.