Which Statement About the Vapor Pressure of a Liquid Is

question 18

Multiple Choice

Which statement about the vapor pressure of a liquid is not correct?

• A)The vapor pressure increases with increasing temperature because more molecules have sufficient energy to overcome the attractive forces that hold them in the liquid.
• B)The vapor pressure decreases with increasing strength of intermolecular interactions.
• C)The pressure at which the rate of molecules evaporating equals the rate of molecules condensing is called the vapor pressure.
• D)Adding a nonvolatile solute to a liquid increases the vapor pressure.
• E)The enthalpy of vaporization determines how sensitive the vapor pressure of a substance is to a change in temperature.

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Definitions:

Expression

A combination of numbers, variables, and operations that together represent a particular value.

Positive Exponents

Represent numbers multiplied by themselves a certain amount of times, indicating a base raised to the power of a positive number.

Expression

A combination of numbers, variables, and mathematical operations that represents a particular value.

X

Often used in mathematics as a variable or unknown value in equations and algebraic expressions.