A sample of liquid acetone is placed in a 250.0 mL flask and vaporized by the heating of 75°C at 1.02 atm. How many millimoles of acetone are present? 11.5   10.0   9.00   11.0   7.50

Q: A mixture of He, N2 and O2 gas has a total pressure of 751 mm Hg. The partial pressure of He is 171…

A: The total partial pressure of the mixture of gases is 751mm Hg.Partial pressure of N2 =294mm Hg.…

Q: 9. What is the new temperature when 10 L at 5 K is compressed to 4.00 L? 2 K 0.5 K 25 K 20 K

A: The question is based on the concept of gas laws. we have to apply Charles law to calculate the…

Q: How many calories are released when 58.4 g of steam at 144°C is cooled to -37.6°C?

A: Given: Mass of steam = 58.4 g Initial temperature = 144oC Final temperature = -37.6oC Specific heat…

Q: What is the final pressure (expressed in atm) of a 3.05 L system initially at 724 mm Hg and 298 K,…

A:

Q: A sample of an unknown compound is vaporized at 200. degrees Celsius. The gas produced has a volume…

A: Given, Temperature, T = 200. oC =( 200. + 273)K = 473 K Volume, V = 2200. mL =  2200.1000L = 2.200 L…

Q: compressed gas cylinder, at 65.5 atm and 23o C, is in a room where a fire occurs. The fire raises…

A: Given: Pressure=65.5 atmInitial temperature(T1)=23oC                                =(23+273) K…

Q: Mylar balloon Filled with helium gas at 25 Degrees Celsius occupies 3.71 L at 1.00 atm . The balloon…

A: All details explanation in Handwritten solution .

Q: A sample of an unknown compound is vaporized at  150.°C . The gas produced has a volume of…

A: T = 150oC = 423.15oK V = 2360 ml = 2.36L P = 1 atm weight = 2.31 g

Q: A balloon is filled to a volume of 7.00×10² mL at a temperature of 20°C. The balloon is then colled…

A: Given: The initial volume, V1=7.00×10² mL Initial temperature, T1=20°C=20 +273=293 K The final…

Q: Iodine, I2, is a solid at room temperature but sublimes (converts from a solid into a gas) when…

A: Ideal gas equation : can be derived by combining the following laws. Boyle's law V∝1P…

Q: sample of H2 gas was collected over water at 21.5C and atmospheric pressure is 756 torr. The height…

A: In this question, we want to determine the partial pressure of Hydrogen gas.  You can see details…

Q: A drum used to transport crude oil has a volume of 185.0  L. The drum is filled with steam at a…

A: Given: Volume of flask = 185.0 L The initial pressure of the gas = 1.14 atm. The initial temperature…

Q: Iodine, I2, is a solid at room temperature but sublimes (converts from a solid into a gas) when…

A:

Q: between the gas, liquid and solid states? Group of answer choices the distance between the particles…

A: Solids, liquids and gases are three states of matter. Solids have definite shape and volume while…

Q: What is the partial pressure of gas C if the total pressure 'of a three gas system is 345 mm Hg? Gas…

A: We have given that  Total pressure of gases = PT = 345 mmHg  Partial pressure of gas A = PA= 125mmHg…

Q: A tightly sealed 4.0-L flask contains 884 mm Hg of N2 at 94.0°C. The flask is cooled until the…

A:

Q: A sample containing 45.0 moles of propane gas at a temperature of 25.0 degrees C is stored in a 15.0…

A: The ideal gas equation is given as: PV=nRT where, P is the pressure of the gas V is the volume of…

Q: Three 1.00 L flasks at 25.0 °C and 1 atm pressure contain: CH4 (flask A), CO2 (flask B) and NH3…

A: The ideal gas equation is as follows,                                                   P V = n R T…

Q: What temperature makes the part of the liquid hydrocarbon turn into a fully developed gas? O…

A: As per my assumption it is Boiling point because Critical point is a point of temperature where…

Q: Using the apparatus described in the figure below, a 200.0-mL flask at 97°C and a pressure of 738…

A: Given: Mass of substance = 0.987 g Temperature = 97 oC Pressure = 738 mm Hg = 738 / 760 = 0.97105…

Q: A compressed gas cylinder, at 74.5 atm and 23o C, is in a room where a fire occurs. The fire raises…

A: Gay-Lussac’s Law: According to Gay-Lussac’s law, if we increase the temperature of a definite amount…

Q: Which of the following units of pressure corresponds to its correct value in atm unit?     bar: 760…

A: The SI unit of pressure is the pascal (Pa). The other units of pressure are atmosphere (atm),…

Q: 37. Mixture of helium gas and oxygen gas are used in the "air" tank of underwater divers for deep…

A: Given: The given mass of O2=0.86 g. The mass of He=2.1 g. The molar mass of O2=32 g/mol. The molar…

Q: N2 O2 2.0 L 1.0 atm 25 °C 3.0 L 2.0 atm 25 °C Consider the apparatus shown in the drawing above.…

A:

Q: 500 g of a gas collected over H2O at 29.0°C and 740.9 mm Hg occupies a volume of 217.2 mL. The vapor…

A: Solve question from given data.. 0.500 g

Q: Given the van der Waals “a” constant values for the following gases, which gas has the lowest…

A: Since, the Van der Waals constant "a" signifies the intermolecular forces in between the gases.…

Q: A compressed gas cylinder, at 65.5 atm and 23o C, is in a room where a fire occurs. The fire raises…

A: Using Ideal gas law, we can write P1V1/T1 = P2 V2 /T2 .... (1) Now, if initial and final volume…

Q: Fill in the following information for water at 1.00 atm atmospheric pressure. Only include numbers,…

A: Given that, Pressure = 1 atm determine freezing and boiling point ?

Q: Which two statements about gas mixtures are true?(a) Gases always mix with other gases because the…

A: (a) Given statement: Gases always mix with other gases because the gas particlesare too far apart to…

Q: 5. A 450.mL sample of hydrogen is collected over water at 12.00C. The total pressure of the hydrogen…

A: According to Dalton's law of partial pressure total pressure is the summesion of partial pressure of…

Q: Iodine, I2, is a solid at room temperature but sublimes (converts from a solid into a gas) when…

A: We are given; Volume of Iodine as 77.6 mL or 0.0776 Litre Mass of Iodine as 0.282 g Pressure of…

Q: A mixture of gases contains 0.87 moles of N2, 0.16 moles of O2, 0.026 moles of He, and 0.021 moles…

A: Given :-  Number of moles of N2 = 0.87 mol  Number of moles of O2 = 0.16 mol  Number of moles of He…

Q: sample of B,H. gas in a 4.5-L container is at a pressure of 850 tom and a temperature of 555 C. If…

A:

Q: When copper metal is added to nitric acid, the following reaction takes place Cu (s) + 4 HNO: (aq) →…

A:

Q: Air conditioners dry the air while they cool the air. Suppose an air conditioner is used to cool a…

A:

Q: Using the apparatus described in the figure below, a 200.0-mL flask at 99°C and a pressure of 734…

A:

Q: A 275 mL sample of CO2 is collected over water at 25 oC when the atmospheric pressure is 0.85 atm.…

A: In this question, we want to determine the number of moles of CO2 gas.  You can see details Solution…

Q: A closed container holds 1.31 moles of gas A 0.660 moles of gas B 1.64 moles of gas C If the total…

A: Given : Moles of gas A = 1.31 mol Moles of gas B = 0.660 mol Moles of gas C = 1.64 mol And total…

Q: 1. A scientist collected the following data, which show how the pressure of water vapor change with…

A: Given ⇒ A scientist collected some data ,related to pressure of water vapour changes with…

Q: A balloon contains 357 mL of air at 1.00 atm in the air at the beach. Under water the balloon…

A: Volume of air above water (V1) =  357mL = 0.357 L Pressure above water (P1) = 1.00 atm Volume of air…

Q: a) as the temperature is increased at constant pressure moving from point A to point B- it is [a] b)…

A: (a) This is the conversion of solid to liquid (b) This is the conversion of liquid to gas

Q: A steel cylinder holds 1.73 g of ethanol, C2H5OH. What is the pressure of the ethanol vapor if the…

A: Ideal gas equation. P is the pressure. V is the volume. T is the temperature.  n is the number of…

Q: 30. Deep-sea divers must use special gas mixtures in their tanks, rather than compressed air, to…

A: Given data,Mass of O2=51.2gMass of He=326.4gTotal volume=10.LTemperature=20.0oC=20+273.15293.15K

Q: A mixture of helium and neon gases is collected over water at 28.0 ˚C and 745 mm Hg. If the partial…

A: Given, PTotal = 745 mm Hg  PHe= 368 mm Hg  PH2O= 28.3 mm Hg at 28°C is the vapour pressure of water…

Q: At constant volume, the temperature of a sample of sulfur dioxide gas is decreased from 97 oC to 27…

A:

Q: A gaseous mixture containing 1.5 mol Ar and 3.5 mol CO2 has a total pressure of 7.3 atm. What is the…

A: The details solution for this is provided below in attach image.

Q: If equal masses of C2H2, C2H4, and C3H6 are placed in a flask, which of the following is true?

A: In same amounts of gaseous mixtures with increasing of molecular mass of a gas decreases it's parial…

Q: Calculate the amount of heat (joules) required to convert 200 g of ice cubes (0°C) to gas at 100°C.

A: There are 3 phases that we will encounter during the conversion of ice cubes (0°C) to gas at 100°C:

Q: A steel cylinder holds 1.50 g of ethanol, C2H5OH.  What is the pressure of the ethanol vapor if the…

A: According to ideal gas equation, pressure and volume are directly proportional to temperature. Ideal…