Welcome to your Ideal Gases and Thermal Expansion(Senior Class Physics Study by Topics) NAME EMAIL PHONE NUMBER 1. Which of the following effects is NOT a result of surface tension? Soap films on wire frames have minimal surface areas The pressure increases with the depth in a fluid Liquids floating in the Space Shuttle form into spheres A glass can be filled with milk beyond its brim. 2. A container of nitrogen gas contains 40 g of nitrogen gas at a pressure of 4 atm, and has a temperature of 50C. Given this information, the volume must be _____ liters. 9.47 12.99 6.67 3.34 3. If a block of material has a mass of 8 grams and a volume of 4 cubic centimeters, what is its density? 0.5 cubic centimeters per gram 4 grams-cubic centimeters 12 grams-cubic centimeters 2 grams per cubic centimeter 4. Each of these flasks is the same size and at the same temperature. Which one contains the most molecules? Flask 3 Flask 1 Flask 2 Flask 4 5. Is real gases the same as an Ideal gases False True 6. Which Gas Law is involved when a balloon pops after being sat on? Boyle's Law Law of Pressure Gradient Charles Law None of the Above 7. At constant pressure and 25°C, a sample of gas occupies 4.5 liters. At what temperature will the gas occupy 9.0 liters? 50°C 596°C 596K 50K 8. According to Charles Law, if you have a balloon inside a car at noon during a hot summer day, the balloon molecules inside will increase in pressure. False True 9. Assuming that the temperature remains constant. How can you increase the pressure of a gas? Decrease the container volume Add more molecules of the gas None of the above Increase the container volume 10. A Good example of Charles' law is when a piece of metal expands in the heat. False True 11. In a nitrogen gas has occupied a volume of 500ml at a pressure of 0.971atm. What volume will the gas fill at a pressure of 1.50 atm, assuming the temperature remains constant? 442mL 324mL 342mL 424mL 12. You have two cubes of the same size, one made of aluminum and the other of lead. Both cubes are allowed to sink to the bottom of a water-filled aquarium. Which cube, if either, experiences the greater buoyant force? Both cubes experience the same buoyant force I will let computer choose for me The aluminum cube The lead cube 13. Which of the following is NOT a method of transporting heat energy from one place to another Conduction Radiation Condensation 14. The Kelvin temperature scale has the same size degree as the_____ scale and its zero is _____ degrees lower. Celsius ... 459 Fahrenheit ... 459 Celsius ... 273 Fahrenheit ... 273 15. Four liters of an ideal gas is heated from 200 K to 400 K in a container with a fixed volume. If the initial pressure was 1 atm, what is the final pressure? 2 atm 0.25 atm 0.5 atm 4 atm 16. What volume of space would 1 mole of gas occupy if it is at a temperature of 0C and pressure of 1 atm? ____ liters (round to the nearest tenth) 22.4 12.2 24.4 14,2 17. You drove continuously from Laguna to Manila, and you observed that the pressure in your tires increased. This is because of the increased temperature outside the tire caused by friction. True False 18. Avogadro suggested that each liter of gas under identical conditions has the same Density Number of molecules Number of moles Mass 19. Each of these flasks contains the same number of molecules. In which container is the pressure highest? Flask 2 Flask 3 Flask 4 Flask 1 20. Gas pressure is caused by: Gas molecules hitting other gas molecules Gas molecules reacting with other gas molecules Gas molecules heating up Gas molecules hitting the walls of a container 21. Organize the following gasses in order of their rates of diffusion, from slowest to fastest oxygen, O2 ammonia, NH3 hydrogen, H2 carbon dioxide, CO2 Hydrogen, ammonia, oxygen, carbon dioxide Hydrogen, oxygen, ammonia, carbon dioxide Carbon dioxide, oxygen, ammonia, hydrogen Oxygen, hydrogen, carbon dioxide, ammonia 22. In a closed container at 1.0 atmosphere, the temperature of a sample of gas is raised from 300 K to 400 K. What will be the final pressure of the gas? 0.010 atm 0 atm 1.3 atm 100 atm 23. Which of the following types of bench would feel warmer on a cool harmattan day? Aluminium Iron Marble Wood 24. The choice of thermometric liquids in a thermometer should depend on the following properties except: Must have a low melting point Must have a high specific heat capacity Must have a high coefficient of expansion Must be opaque 25. What is the force that binds atoms together? Nuclear Electric Gravitational Magnetic 1 out of 25 Time is Up! Time's up