According to Van der Waals equation, is the actual pressure of a real gas less than or greater than the ideal gas pressure?

Q: 1. Which of the following variables are needed in the ideal gas law? PICK ALL THAT APPLY: density…

A: The ideal gas law is : PV = nRT

Q: Consider this molecular-level representation of a mixture of gases. If the partial pressure of the…

A: partial pressure is the pressure exerted by individual gas molecules.

Q: b. Describe the relationship between average kinetic energy and the root mean square velocity of a…

A: Applying kinetic theory of gases.

Q: Which gas has a higher density at STP, NO, or CO,? Show clear calculations to justify your answer.

A:

Q: A commercial airliner has an internal pressure of 1.00 atm and temperature of 25° C at takeoff. If…

A: Given,Initial pressure, P1 = 1 atmInitial temperature, T1 = 25 oC = (25 + 273) K = 298 KFinal…

Q: It turns out that the van der Waals constant b equals fourtimes the total volume actually occupied…

A: (a) The van der Waals constant b of argon gas is four times of the actual volume occupied by argon…

Q: How can the gas density be calculated?

A: The effect of pressure and temperature is measured by Boyle’s law and Charles's law respectively.…

Q: A bicycle tire is filled to a pressure of 110. psi at a temperature of 30.0oC. At what temperature…

A: Given : P1 = 110 psi P2 = 105 psi T1 = 30.0°C

Q: In the van der Waals equation, for what aspect does the factor 'b' correct in from ideal gases? A)…

A:

Q: If a 50 liter box holds 45 moles of gas at a temperature of 200° c, what is the pressure inside the…

A: Volume ( V )   = 50 Liter Number of mole of gas ( n ) = 45 mole   Temperature ( T ) = 200 ℃…

Q: Avogadro's Law is an empirical gas law relationship that describes

A: AVOGADRO'S LAW : EQUAL VOLUME AR THE SAME TEMPERATURE  AND PRESSURE  CONTAINS EQUAL NUMBER OF MOLES…

Q: Consider this molecular-level representation of a mixture of gases. If the partial pressure of the…

A: Relation between partial pressure (Pi) of ith gas, mole fraction of  ith gas (Xi) and total press…

Q: A 1.92 gram sample of an unknown gas is found to occupy a volume of 1.19 L at a pressure of 599 mmHg…

A: PV = nRT n = Mass/molar mass

Q: Calculate the pressure of a 2.975-mol sample of N2 in a 0.7500-L flask at 300.0 °c using the van der…

A:

Q: if the Kelvin temperature of a gas is cut in half at constant pressure what happens to its volume?

A:

Q: Identify the true statements concerning ideal versus real gasses.A) molecules of ideal gases are…

A: The ideal gas's theoretical model is referred to as kinetic gases theory. This theory is basically…

Q: The van der Waals equation does which of the following? There might be more than one correct answer!…

A: To solve this problem we have to explain the Van der Waals equation .

Q: A 25-g sample of Ne gas exerts a certain pressure in a container of fixed volume. What mass of Ar…

A:

Q: Which of the following statements is true for ideal gases, but is not always true for real gases?…

A: Collision between molecules are elastic. Energy is lost when real gases collide and the collision…

Q: Determine the molar mass of chloroform gas, using the gas laws and the following information: a…

A:

Q: A human breathes about 0.50 L of air during a normal breath. Assume the conditions are at STP. What…

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

Q: 1) Explain what causes gas pressure and how is it measured?  2) Compare an ideal gas and a real…

A: 1) Gas pressure is caused by the force exerted by gas molecules colliding with the surfaces of…

Q: What is the average speed for carbon monoxide molecules at the same temperature and pressure ?

A: Average speed of a gas can be calculated by using the following formula.    Since the value of…

Q: Explain why volume increases as temperature increases. Under what conditions does a real gas behave…

A: In gases, as their temperature is increased, the energy of the gas molecules is increased and can…

Q: Equal moles of sulfur dioxide gas and oxygen has are mixed in a flexible reaction vessel and then…

A: The reaction of sulfur dioxide (SO2) with oxygen (O2) is as follows:

Q: Calculate the % error in the universal gas constant you found:

A:

Q: Determine the total pressure exerted by a mixture containing two gases if the partial pressure of…

A: Given that, P1 = 70 atm P2= 30 atm PT= ?

Q: A mixture of gases is made up of nitrogen, methane and oxygen. If the partial pressures exerted by…

A:

Q: True or False: A real gas deviates from ideal behavior under conditions of high pressure and high…

A: According to the kinetic theory of gases, at low pressure and high temperature, a real gas behaves…

Q: Determine the density of NH3 gas at 435 K and 1.00 atm.

A: Density is defined as mass per unit volume Use ideal gas equation to get the density of ammonia P=…

Q: A balloon is inflated to 2.50 L with nitrous oxide gas, N20, at a particular initial temperature and…

A: We know that according to ideal gas equation, PV=nRT Using this equation,

Q: The partial pressure of gas in a mixture of gases is the pressure that the gas would have if it were…

A: For gases, it is assumed that the volume occupied by the gas is equal to the volume of the container…

Q: The barometric pressure is generally given in units of inHg. Convert inHg to atm. Recall that 2.54cm…

A: For converting inHg to mmHg we will do the following:-                   1 inch = 2.54cm ⇒1inHg =…

Q: Calculate the mass of water vapor present in 29.6 L of air at 293 K and at 18.79 torr if the…

A:

Q: Boyle's Law states that for a given mass of an ideal gas, the volume O varies as the square of…

A:

Q: A 0.245-L flask contains 0.467 mol CO2 at 159 °C. Calculate the pressure: (a) using the ideal gas…

A: Calculate the pressure using ideal gas equation,

Q: There is a inverse relationship betweeen pressure and volume of gases when temperature is constant

A: Ideal Gas Law :-  PV = nRT  P is the pressure  V is the volume  n is the number of moles  R is the…

Q: Give two cases where the assumptions of kinetic molecular theory break down. Choose one of the two…

A: The kinetic molecular theory was first proposed by Bernoulli. This theory provide a theoretical…

Q: If the volume of a gas doubles while the temperature decreases to a quarter of its original value,…

A:

Q: If the temperature of an ideal gas increases, while the volume remains constant, the pressure?

A:

Q: Calculate the root mean square velocity of Ar at -23.0°C. Assume ideal gas behavior.

A: Given: Temperature = -23 oC = 250 K molar mass of Ar = 39.948 g/mol

Q: The van der Waals equation of state was designed (by Dutch physicist Johannes van der Waals) to…

A: The van der Waals equation given is, where P = pressure of gas in atm  V = volume of container in L…

Q: Suppose 10.05 mol of Ar gas are pumped into a 1.16  L container at 293.15  K Calculate an estimate…

A:

Q: B. Why does air pressure always decrease with increasing height above the surface?

A: In gas the pressure is given by how closely they are packed.

Q: Using the kinetic-molecular theory of gases, explain how the pressure of an ideal gas at constant…

A: From kinetic theory of gases : PV = 1/3 mnc2       = 2/3 × 1/2 mnc2 since KE = 1/2 mc2 PV = 2/3 K.E…

Q: which one would have a greater pressure.

A: