Vapor Pressure: Definition, Equation & Examples


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question 1 of 3

Consider a water bottle containing water, water vapor, and air in equilibrium. If the temperature decreases slightly, _____.

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1. Water boils when its vapor pressure is larger than the pressure of the surrounding air. Knowing that air pressure is lower at higher elevations than at lower elevations, what can we say about the boiling point of water in Denver (elevation: 5000 feet) compared to the boiling point of water at in San Francisco (elevation: 50 feet)?

2. Which of the following statements is not true?

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About This Quiz & Worksheet

Vapor pressure can be measured in various ways. Use this quiz and worksheet to check your understanding of the characteristics of vapor pressure and the calculation of vapor pressure.

Quiz & Worksheet Goals

Assessments will test knowledge of:

  • How a decrease in temperature affects vapor pressure
  • The relationship between boiling water and elevations
  • Vapor pressure

Skills Practiced

  • Knowledge application - use your knowledge to answer a question identifying the vapor pressure of a liquid in a given situation
  • Problem solving - use acquired knowledge to solve a problem involving the Clausius-Clapeyron equation
  • Reading comprehension - ensure that you draw the most important information from the lesson on vapor pressure

Additional Learning

Enhance your understanding of vapor pressure by completing the lesson titled Vapor Pressure: Definition, Equation & Examples. The covered objectives include:

  • Understand Raoult's Law
  • Define vapor pressure
  • Review Clausius Clapeyron's equation