QuestionQuestion

16. Sketch a graph of pressure versus inverse volume, assuming temperature is constant. Label the vertical axis P and the horizontal axis 1/V.
18. A sample of air at 15.0 psi compresses from 555 mL to 275 mL. If the temperature remains constant, what is the final pressure in psi?
22. Sketch a graph of volume versus Celsius temperature, assuming pressure is constant. Label the vertical axis V and the horizontal axis t(°C). Assume the Celsius temperature approaches zero at the origin.
24. A 2.50 L sample of nitric oxide gas at 100 °C is cooled to 20 °C. If the pressure remains constant, what is the final volume?
28. Sketch a graph of pressure versus Celsius temperature, assuming volume is constant. Label the vertical axis P and the horizontal axis t(°C). Assume the Celsius temperature approaches zero at the origin.
30. A 25.0-mL sample of neon gas at 455 mm Hg is cooled from 100 °C to 10 °C. If the volume remains constant, what is the final pressure?
34. A100.0-mL sample of air is collected at 21 °C and 772 mm Hg. What is the volume of air at STP?
36. If a sample of oxygen gas occupies 25.0 mL at -25 °C and 650 mm Hg, what is the volume at 25 °C and 350 mm Hg?
64. How many moles of helium gas occupy 10.0 L at 100 K and 3.50 atm?
66. If 1.25 mol of helium gas occupies 5.00 L at 2.25 atm, what is the temperature in degrees Celsius?

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