495 cm3 of oxygen gas and 877 cm3 of nitrogen gas, both at 25.0 °C and 114.7 kPa, are injected into an evacuated 536 cm3 flask. Find the total pressure in the flask, assuming the temperature remains constant.

Q: A gas of unknown molecular mass was allowed to effuse through a small opening under…

A: According to Graham's law of effusion: The rate of effusion is also inversely proportional to the…

Q: A sample of gas with a temperature of 124K is manipulated so that its pressure is increased by a…

A: A sample of gas with a temperature of 124K is manipulated so that its pressure is increased by a…

Q: A 6.00 L tank at 11. °C is filled with 12.3 g of sulfur hexafluoride gas and 5.56 g of chlorine…

A: A 6.00 L tank at 11. °C is filled with 12.3 g of sulfur hexafluoride gas and 5.56 g of chlorine…

Q: Calculate the density of chlorine at 118 KPa and 75 degress Celsius.

A: given: 118 K Pa = 1.16457 atm T=75 degree Celsius =75+273 kelvin= 348 kelvin R=0.0821 L Atm / k mol…

Q: Calculate the density of sulfur hexafluoride gas at 428 torr and 31 °C

A: Given: Pressure = 428 torr = 428760atm= 0.563 atm temperature = 31oC + 273 = 304 K formula used : d…

Q: What is the molar mass of a gas if a 0.227 g sample occupies 135 mL at 25 *C and 68.5 kPa? *

A: Ans is 60.81g/mol

Q: A 9.00 L tank at 28.6 °C is filled with 16.5 g of sulfur hexafluoride gas and 9.65 g of chlorine…

A: Here in the question masses of two gases given at particular temperature and volume. We need to find…

Q: the presence of MnO2(s) catalyst, KClO3(s) completely decomposes into O2(g) and KCl(s). However,…

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Q: A sample of argon gas occupies a volume of 0.0450 m³ at 101.3 kPa and 25.0°C. What volume would the…

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Q: You fill a rigid steel container with a volume of 20 L with nitrogen gas to a pressure of 2000 kpa…

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Q: Calculate the molar mass of the unknown gas. (Remember that the faster the rate of effusion, the…

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Q: A tank contains a mixture of 19.3 g of argon gas and 6.74 g of neon gas at 27 °C. The total pressure…

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Q: A 7.00 L tank at 25.9 °C is filled with 7.99 g of sulfur hexafluoride gas and 4.45 g of dinitrogen…

A: Given:Volume  of tank = 7.00 LTemperature = 25.9 0C Mass of sulfur hexafluride = 7.99 gMass of…

Q: How many moles of krypton gas must be added to a 250 ml incandescent light bulb to yield a gas…

A: To solve this problem, use the ideal gas law formula and rearrange that formula for number of moles…

Q: Calculate the density of sulfur hexafluoride gas at 703 torr and 21 °C. Express the density in grams…

A: Given, Gas = sulfur hexafluoride pressure =703 torr temperature =21°C=(21+273)K=294 K

Q: A 8.00 L tank at 6.68 °C is filled with 11.4 g of dinitrogen difluoride gas and 6.23 g of chlorine…

A:

Q: In order to determine the rate of photosynthesis (the conversion by plants of carbon dioxide and…

A: Temparature= 293K  Total pressure= 753.9mmHg  Total volume of gas=1.01L  The partial pressure of…

Q: A vessel containing 2.05 moles of helium gas at 23.6 °C has a pressure of 180 kPa. What is the…

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Q: When 80.0 g of hydrogen gas reacts withnitrogen gas, 198 L of ammonia gas is produced at 380 kPa and…

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Q: An unknown perfect gas was detected in the breath of a ferret. It appears to be made entirely of…

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Q: A container holds a mixture of argon and nitrogen with a total pressure of 6.5 kPa. If the partial…

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Q: The mass of an evacuated 255 mL flask is 143.187 g. The mass of the flask filled with 267 torr of an…

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Q: The volume of 3.3mol of ideal gas is 45.7L at 350K. Calculate its pressure (in atmospheres).

A: The pressure of the gas can be calculated by using the ideal gas equation, which is expressed as…

Q: Calculate the density of CH4 gas at: (a) STP and (b) 20.0 °C and 750. mmHg

A: (a) STP From ideal gas equation: PV = nRT Here, P is the pressure, V is the volume, n is the number…

Q: A halothane-oxygen gas mixture is placed in an enclosed container. The partial pressure of halothane…

A: The given problem can be solved by using the relation given below as: Pgas=χgas×Ptotal Where, Pgas…

Q: At a certain temperature 65.2 mL of air, which is approximately 78% nitrogen, 21% oxygen and 1%…

A: Given : Initial volume of air = 65.2 mL Initial pressure of air = 105.3 KPa And final volume of air…

Q: A 3.00-L flask is filled with gaseous ammonia, NH3. The gas pressure measured at 27.0 ∘C is 1.17 bar…

A:

Q: The temperature of a sample of SF6 is changed without changing its volume, causing a change in…

A: We are given, P1 = 788.38 kPa P2 =331.54 kPa T1 = 44.27 K The initial and final pressure with…

Q: contains 14.20 L ammonia gas at 225.0 kPa and 42.55 °C; calculate the new volume if the new pressure…

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Q: A 9.00 L tank at 1.5 °C is filled with 3.22 g of carbon monoxide gas and 16.7 g of chlorine…

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Q: Calculate the density of sulfur hexafluoride gas at 410 torr and 34 °C.

A: According to ideal gas law, PV = nRT where P = pressure in atm V = volume in L n = moles R = gas…

Q: A 10.0 L tank at 19.1 °C is filled with 6.04 g of dinitrogen difluoride gas and 7.73 g of chlorine…

A: Molar mass dinitrogen difluoride gas is 66.010 g/mol Molar mass chlorine pentafluoride gas is…

Q: A gas cylinder contains 2.45 mol He , 1.85 mol Ne , and 1.60 mol Ar . If the total pressure in the…

A: It is given, 2.45 mol He , 1.85 mol Ne , and 1.60 mol Ar So, total number of moles = 2.45 + 1.85 +…

Q: A sample of 5.22 grams of xenon gas occupies a 500. mL container with a pressure of 565 kPa. What’s…

A: Given: Mass o Xenon = 5.22g Volume= 500 mL= 0.500L Pressure = 565 kPa = 5.59 atm To find: The…

Q: A gas cylinder contains 1.70 mol He , 1.80 mol Ne , and 1.80 mol Ar . If the total pressure in the…

A: We have given that  No.of mole of He gas = 1.70mole  No.of mole of Ne gas = 1.80mole  No.of mole of…