Question

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60 pts Show all work L. A gas occupi temperature? (6 pts) ies 3.00 L at 875 mmig pressure. What is its volume at 10.00 atm, at the same 2. A sample of 23.0 L of ammonia gas at 100 °C is heated at constant pressure until it fills a volume of 50.0 L, what is the new temperature in °C? (6 pts) 3. A 425 mL sample of oxygen gas was collected at 0.935 atm. What would be the pressure (in torr) if this gas was allowed to expand to 0.975 L at constant temperature? (6 pts) ℃ to 4. At constant pressure, 1.20 L of exhaled gas undergoes a change in temperature from 98 18 °C. What is the new volume of the gas? (5 pts) 5. A balloon has a volume of 325 mL. at 27 "F. What is the temperature (in °C) if the volume increases to 0.592 L? (6 pts) 6. Suppose a balloon is partially inflated to contain 68.0 mL of hydrogen gas at STP (273 K, 1 atm). What is the final pressure in mm Hg when the balloon is inflated to its maximum volume of 456 mL at 15 °C? (6 pts) 7 A 25 mL sample of bromine gas has a pressure of 1.25 atm and a temperature of 75 °C Calculate the temperature (in "C) of the gas if the volume is changed to 85 mL. and the pressure is decreased to 646 mmHg. (6 pts) 8. Identify the strongest attractive forces present in the following pure substances: London forces, dipole-dipole, hydrogen bonding, ion-dipole, or ionic. (5 pts) a) NaF b) CH:NH2 c) CH,CH CH-CH d) CHF e) C&HOH 9. Rank the following compounds in the figure below in order of increasing boilingpnt Explain the reasoning behind your ranking. (8 pts)

Answer 1

구s 260 3422 2-3 Yı= I.LOL NJ T2- 1.aa F 2 @a-3-) 똥 -1.PAK V.-О-squ. 0.9 0.31

구CO 2จ 3 x 0.456 스 119 nnng