1. Boyle’s Law explains which relationship of properties in gases? A.pressure and volume B.amount and pressure C.temperature and volume D.volume and temperature SECTION 13.1 Section Check

2. Atoms are in their lowest energy state at what temperature? A.0° Celsius B.0° Fahrenheit C.–100° Celsius D.0 kelvin SECTION 13.1 Section Check

3. Which of the following is NOT one of the related physical properties described in the ideal gas law? A.pressure B.volume C.density D.temperature SECTION 13.2 Section Check

4. 3.00 mol of O 2 at STP occupies how much volume? A.30.0 L B.22.4 L C.25.4 L D.67.2 L SECTION 13.2 Section Check

5. How many mol of hydrogen gas are required to react with 1.50 mol oxygen gas in the following reaction? 2H 2 (g) + O 2 (g) → 2H 2 O(g) A.1.00 B.2.00 C.3.00 D.4.00 SECTION 13.3 Section Check

6. How many liters of hydrogen gas are required to react with 3.25 liters of oxygen gas in the following reaction? 2H 2 (g) + O 2 (g) → 2H 2 O(g) A.2.00 B.3.25 C.4.00 D.6.50 SECTION 13.3 Section Check

7. What does the combined gas law relate? A.pressure and temperature B.volume and pressure C.pressure, temperature, and volume D.pressure, temperature, volume, and amount CHAPTER 13 Gases Chapter Assessment

8. According to Charles’s law, if pressure and amount of a gas are fixed, what will happen as temperature is increased? A.Volume will decrease. B.Volume will increase. C.Mass will increase. D.Mass will decrease. CHAPTER 13 Gases Chapter Assessment

9. Equal volumes of gases at the same temperature and pressure contain equal numbers of particles is stated by: A.Law of conservation of mass B.Boyle’s law C.Avogadro’s principle D.Ideal gas law CHAPTER 13 Gases Chapter Assessment

10. What is the volume of 1.00 mol of chlorine gas at standard temperature and pressure? A.1.00 L B.18.0 L C.22.4 L D.44.8 L CHAPTER 13 Gases Chapter Assessment

11. When do real gases behave differently than ideal gases? A.high temperature or low pressure B.high temperature or high pressure C.low temperature or low pressure D.low temperature or high pressure CHAPTER 13 Gases Chapter Assessment

12. If two variables are directly proportional, what happens to the value of one as the other decreases? A.increases B.decreases C.remains constant D.none of the above CHAPTER 13 Gases Standardized Test Practice

13. What conditions represent standard temperature and pressure? A.0.00°C and 0.00atm B.1.00°C and 1.00atm C.0.00°F and 1.00atm D.0.00°C and 1.00atm CHAPTER 13 Gases Standardized Test Practice

14. One mole of gas occupies how much volume at STP? A.1.00 L B.2.20 L C.22.4 L D.33.7 L CHAPTER 13 Gases Standardized Test Practice

15. Which of the following would deviate the most from an ideal gas? A.gas in a hot-air balloon B.water vapor from the reaction of gaseous hydrogen and oxygen C.upper atmospheric gases D.gases near absolute zero CHAPTER 13 Gases Standardized Test Practice

16. What volume will 3.50 mol of Xe gas occupy at STP? A.78.4 L B.22.4 L C.25.9 L D.54.4 L CHAPTER 13 Gases Standardized Test Practice