ࡱ>  (             / 0DTimes New RomanbbDb0hbhb0DArialNew RomanbbDb0hbhb0" DDomCasual BTanbbDb0hbhb0B  @n?" dd@  @@`` H@1+!          !" #$%& '()* +,C x1? @8 g4IdIdtb0lb ppp@ <4BdBdbF<4!d!dbF? %XGas Laws Practice Problems|1) Work out each problem on scratch paper. 2) Click ANSWER to check your answer. 3) Click NEXT to go on to the next problem.B}4  QUESTION #1DHelium occupies 3.8 L at -45C. What volume will it occupy at 45C? ANSWER #1 0x  6V1 = 3.8 L T1 = -45C = 228 K V2 = ? T2 = 45C = 318 Kl7          QUESTION #2iAmmonia gas occupies a volume of 450. mL at 720. mm Hg. What volume will it occupy at standard pressure?%B ANSWER #2 0x  3V1 = 450. mL P1 = 720. mm Hg V2 = ? P2 = 760. mm Hgl4          ( QUESTION #3{A gas at STP is cooled to -185C. What pressure in atmospheres will it have at this temperature (volume remains constant)?  ANSWER #3 0x  0P1 = 1 atm T1 = 273 K P2 = ? T2 = -185C = 88 K l1         '! QUESTION #4cA gas occupies 1.5 L at 850 mm Hg and 15C. At what pressure will this gas occupy 2.5 L at 30.0C?" ANSWER #4 0x  QV1 = 1.5 L P1 = 850 mm Hg T1 = 15C = 288 K P2 = ? V2 = 2.5 L T2 = 30.0C = 303 KR             #  QUESTION #5VChlorine gas has a pressure of 1.05 atm at 25C. What pressure will it exert at 75C?#0$  ANSWER #5 0x  8P1 = 1.05 atm T1 = 25C = 298 K P2 = ? T2 = 75C = 348 Kl9          ,%  QUESTION #6LA gas occupies 256 mL at 720 torr and 25C. What will its volume be at STP?,,&  ANSWER #6 0x  LV1 = 256 mL P1 = 720 torr T1 = 25C = 298 K V2 = ? P2 = 760. torr T2 = 273 KM             >  $ '  QUESTION #7At 27C, fluorine occupies a volume of 0.500 dm3. To what temperature in degrees Celsius should it be lowered to bring the volume to 200. mL?6/"6( ANSWER #7 0x  CT1 = 27C = 300. K V1 = 0.500 dm3 T2 = ?C V2 = 200. mL = 0.200 dm3D             5 ) QUESTION #8A gas occupies 125 mL at 125 kPa. After being heated to 75C and depressurized to 100.0 kPa, it occupies 0.100 L. 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What volume will it occupy at 45C? ANSWER #1 0x  6V1 = 3.8 L T1 = -45C = 228 K V2 = ? T2 = 45C = 318 Kl7          QUESTION #2iAmmonia gas occupies a volume of 450. mL at 720. mm Hg. What volume will it occupy at standard pressure?%B ANSWER #2 0x  3V1 = 450. mL P1 = 720. mm Hg V2 = ? P2 = 760. mm Hgl4          ( QUESTION #3{A gas at STP is cooled to -185C. What pressure in atmospheres will it have at this temperature (volume remains constant)?  ANSWER #3 0x  0P1 = 1 atm T1 = 273 K P2 = ? T2 = -185C = 88 K l1         '! QUESTION #4cA gas occupies 1.5 L at 850 mm Hg and 15C. At what pressure will this gas occupy 2.5 L at 30.0C?" ANSWER #4 0x  QV1 = 1.5 L P1 = 850 mm Hg T1 = 15C = 288 K P2 = ? V2 = 2.5 L T2 = 30.0C = 303 KR             #  QUESTION #5VChlorine gas has a pressure of 1.05 atm at 25C. What pressure will it exert at 75C?#0$  ANSWER #5 0x  8P1 = 1.05 atm T1 = 25C = 298 K P2 = ? T2 = 75C = 348 Kl9          ,%  QUESTION #6LA gas occupies 256 mL at 720 torr and 25C. What will its volume be at STP?,,&  ANSWER #6 0x  LV1 = 256 mL P1 = 720 torr T1 = 25C = 298 K V2 = ? P2 = 760. torr T2 = 273 KM             >  $ '  QUESTION #7At 27C, fluorine occupies a volume of 0.500 dm3. To what temperature in degrees Celsius should it be lowered to bring the volume to 200. mL?6/"6( ANSWER #7 0x  CT1 = 27C = 300. K V1 = 0.500 dm3 T2 = ?C V2 = 200. mL = 0.200 dm3D             5 ) QUESTION #8A gas occupies 125 mL at 125 kPa. After being heated to 75C and depressurized to 100.0 kPa, it occupies 0.100 L. What was the original temperature of the gas?$>9F* ANSWER #8 0x  WV1 = 125 mL P1 = 125 kPa T2 = 75C = 348 K P2 = 100.0 kPa V2 = 0.100 L = 100. mL T1 = ?X             P  + QUESTION #9wA 3.2-L sample of gas has a pressure of 102 kPa. 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