What Is the Mole Fraction of Ethanol in a Solution

question 108

Multiple Choice

What is the mole fraction of ethanol in a solution made by dissolving 25.0 g of ethanol,C₂H₅OH,in 53.6 g of water?

• A)0.154
• B)0.846
• C)0.214
• D)0.272

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Definitions:

HIV

Human Immunodeficiency Virus, a virus that attacks the immune system, specifically CD4 cells, leading to a progressive failure of the immune system if not treated.

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Observable signs or reported sensations indicating the presence of a disease or medical condition in the body.

Virus

A microscopic infectious agent that can only replicate inside the living cells of an organism and is responsible for a wide range of diseases.

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Substances used to treat or prevent disease or relieve pain.