Consider a mix of He and Ne gases present in those red laser pointers. The total pressure 6. is 1.8 atm for 8.3g Ne and 7.5 He. What are the partial pressures for both gases?

Q: Use the van der Waals equation and the ideal gas equation to calculate the pressure for 1.75  mol He…

A: Ideal gas equation is  PV=nRT P= pressure V= Volume n= number of moles of gas T = temperature

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

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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: I mix 3.56 grams of nitrogen, 4.52 grams of hydrogen and 6.37 grams of helium in a flask. If the…

A: From the given masses of nitrogen, hydrogen and helium, the moles can be calculated.

Q: Imagine that you have a 5.50 L gas tank and a 4.50 L gas tank. You need to fill one tank with oxygen…

A: The balanced reaction is: The mole ratio is: 1 mol C2H2  ---> 5/2 mol O2 Thus, we need 2.5 times…

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: 4 If I initially have a gas with a pressure of 945 kPa and a temperature of 35.0°C °C, what will the…

A: Gay- Lussac's law: At constant volume for a given amount of gas pressure of a gas is directly…

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

A: From the figure, there are three moles of diatomic gas present in the mixture. Mole fraction of the…

Q: At high pressures, real gases do not behave ideally. Calculate the pressure exerted by 13.5 g H2 at…

A: The Van der waals equation is given by

Q: Consider a mixture of 2 lit of CH4 and 7 Lit of C3H7. Calculate mole fraction of both gases.

A: Volume of CH4 is 2 L Volume of C3H7 is 7 L Mole fraction of both = ?

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: The plot below shows the distribution of molecular velocities for two gases (A and B) at the same…

A: Interpretation: We have to tell which statement is true.

Q: A 4.25-L flask contains 3.46 mol CO2 at 229 °C. Calculate the pressure of this sample of CO2:(a)…

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Q: Determine Pxe in a container that has the following gases and respective pressures: Pressure Gas…

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Q: An evacuated 5.50L container at 298K has a mixture of 0.50 moles of oxygen gas and 0.70 moles of…

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Q: At what T will a 10.0 L gas at constant pressure be brought to if the same gas originally occupied…

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Q: 1.15(a) A gas at 250 K and 15 atm has a molar volume 12 per cent smaller than that calculated from…

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Q: What is the pressure of gas that initially was at 32.0psi, when the temperature changed to 750K from…

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Q: Consider a mixture of 15.08 g O,, 8.17 g of N,, and 2.64 g of H,. a. Calculate the mole fraction of…

A: Since you have posted question with multiple subparts as per guidelines we can solve only three…

Q: What would the final volume be if 2L of a gas at 200K was heated to 400K at constant pressure? O A.…

A: According to Charles's law, the volume of the gas increases when the temperature of the gas…

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: A certain mass of nitrogen gas occupies a volume of 5.49 L at a pressure of 5.75 bar. Calculate the…

A: IDEAL GAS EQUATION  PV=nRT P 1V 1=P2 V2   P 2= P 1V 1/V2

Q: A balloon containing 6.23L of air is filled at ground level at a pressure of 1.0atm. It is carried…

A: Given data : Volume of air in the balloon(V1) = 6.23 L Pressure(P1) = 1 atm Given that, it is…

Q: gas evolved during the fermentation of sugar was collected at 300.35 K and 1.056 atm. After…

A: Solving only first question in accordance with guidelines. We will calculate the number of moles of…

Q: What is a real gas, and how does it relate to the kinetic molecular theory? Explain how two…

A: gases are of two types real and ideal.

Q: f a mixture of gases contained nitrogen at a pressure of 984 torr and carbon dioxide at 345 torr,…

A: According to Dalton's Law which states that the total pressure of the mixture of gases will be equal…

Q: An unknown gas composed of homonuclear diatomic molecules effuses at a rate that is 0.355 times the…

A: Graham’s law of effusion:

Q: Determine the pressure exerted by 3.00 mol of Ar gas having a volume of 0.500 L at -113.1ºC (160.0…

A: The pressure exerted by Argon gas at the given temperature, which is close to its boiling point, has…

Q: Imagine that you have a 6.50 LL gas tank and a 4.50 LL gas tank. You need to fill one tank with…

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Q: A 1.00 L volume of gas at 35.0 degrees Celcius exerts a pressure of 85.5 kPa. What will the pressure…

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Q: gas in a closed container has a pressure of 300 kPa at 30°C. What will the pressure be if the…

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Q: (Use Graham's Law of Effusion) If two gases of different mass are inside containers and the…

A: Given  Two Gases have Different  masses Same average speed  identify the correct statement

Q: There are three postulates/assumptions of the kinetic model of gases, which of the following is not…

A: The incorrect option is C  The volume of the gas is due to the large number of molecules in a gas.

Q: 11. A mixture of 1.00 g of H2and 1.00g of He is placed in a 1.00L container at 27C. Calculate the…

A: PV=nRT P=nRT/V R=GAS CONSTANT(0.0821 L.atm/mol.K) Ptotal=p1+p 2+p 3...

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

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Q: O A sample of gas occupies a volume of 500mL at a temperature of 400K. Determine the original…

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Q: The gases in a hair spray can are at a temperature of 32°C and a pressure of 325 kPa. If the gases…

A: According to Gay Lussac's Law, the pressure of the fix amount of gas is directly proportional to the…

Q: a For the following set of pressure/volume data, calculate the missing quantity. Assume that the…

A: By using Boyles law, Pressure is inversely proportional to its volume at constant Temperature.  ie;…

Q: Use the References to access important values if needed for this questie A sample of oxygen gas…

A: Given-> V1 = 7.81 L T1 = 43.0°C = 43.0 + 273 = 316 K P1 = 1.16 atm V2 = 6.25 L P2 = 1.57 atm T2…

Q: At constant volume, a sample of CO with a temperature of 100 K and pressure 1500 mm Hg of is in a…

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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…

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

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Q: If an ideal gas is allowed to expand from 2.00 L to 7.00 L at constant temperature, by what factor…

A: Given: Initial volume of gas = 2.00 L And final volume of gas = 7.00 L

Q: The van der Waals equation of state was designed to predict the relationship between pressure p,…

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Q: For gases at normal pressures, there is a very linear relationship between pressure and volume. O…

A: false