Water and Ethanol Can Be Separated by Heating the Ethanol

question 32

Multiple Choice

Water and ethanol can be separated by heating the ethanol until it boils away from the water.What type of change is this?

• A)a physical change
• B)a chemical change
• C)a molecular change
• D)a decomposition
• E)none of the above

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Definitions:

Accurate

Precisely correct, exact, or without error.

Cent

A monetary unit that is equal to one hundredth of the basic unit of currency in many countries, including the United States.

Accurate

The degree to which the result of a measurement, calculation, or specification conforms to the correct value or a standard.

Cent

A Cent is a monetary unit that represents one hundredth of the base unit of currency in many countries, such as the United States dollar, Euro, and others.