Which of the following is not a postulate of the kinetic molecular theory?   Select one: a. both i) the volume of the gas is zero, and ii) gas particles move very fast at room temperature b. both i) gas collisions are elastic, and ii) gas particles move in random straight line paths except when colliding c. none of these d. gas particles move very fast at room temperature e. gas particles move in random straight line paths except when colliding f. both i) gas collisions are

Q: 3. Consider the volume-pressure data for a sample of carbon dioxide gas at 0°C: Volume (mL) Pressure…

A: a)Plot of volume ( x-axis) versus 1/pressure (y-axis) is given below.

Q: Sometimes in lab we collect the gas formed by a chemical reaction over water (see sketch at right).…

A:

Q: alculate the mass of O, that is in the collection tube. Round your answer to 2 signi ne reaction…

A:

Q: The pressure correction appears in the van der Waals equation because  A. gases are not ideal  B.…

A: Option C is correct.

Q: 1. Which gas has the second highest average molecular speed at 400 K? а. Kr b. 02 c. SO3 d. CH4 2.…

A:

Q: Which of the following properties of a real gas is related to the b coefficient in the van der Waals…

A: Real gas is different from ideal gas in the properties like attraction or volume of molecules.

Q: 1.) Air is composed of approximately 78% N2, 21% O2 and 1% percent other gasses. Calculate the…

A: Answer: STP means standard temperature and pressure where standard temperature is 273.15K and…

Q: Sometimes in lab we collect the gas formed by a chemical reaction over water (see sketch at right).…

A: Given,  Temperature, T = 50 °C = (50+273) = 323 K  Volume, V = 26.2 ml = 0.0262 L  Pressure, P = 1…

Q: Consider that the air we breathe right now contains mostly N2, O2, and Ar. Which statement is true?…

A:

Q: If the number of moles of a gas increases at constant temperature and volume, how does the pressure…

A: Answer - The correct option is (a) = Increase  According to the question - Given - The pressure…

Q: 7. Consider the following gas data and use the two supplied graph papers (pp. 13 and 14) to make…

A: We are given the data of volume(mL) and the corresponding pressure (torr) values.

Q: Sometimes in lab we collect the gas formed by a chemical reaction over water (see sketch at right).…

A: Given: T = 35oC = 35 + 298 = 308 k V = 106. mL = 0.106 L

Q: 11. If the root-mean-square velocity of a gas molecule is halved, what will happen to its average…

A: According to question:new root mean square ( rms) velocity, v2= 12v1Let, the initial average kinetic…

Q: 1) If a sample of gas is heated from 100◦C to 300◦C at constant pressure, the volume will ____ by a…

A: Answer :-  1) (a) increase; about 1.5…

Q: 3. One of the assumptions of KMT is that the ideal gas particles occupy negligible volume compared…

A: According to the mole concept, in terms of mass, the amount of substance in moles is equal to the…

Q: Which statement A-D regarding an ideal gas is not correct?

A: According to ideal gas equation    PV= nRT  where P is pressure, V is volume, n is number of moles,R…

Q: (see sketch at right). This makes it easy to isolate and measure the amount of gas produced.…

A:

Q: #3

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Q: 10. What is the mole fraction of hydrogen in a gas mixture containing 1.00 g of hydrogen (H₂) and…

A: The mole fraction is defined as the ratio of the moles of a component of a mixture to the moles of…

Q: A mixture contains 0.400 mol of gas A, 0.500 mol of gas B, and 0.120 mol of gas C. What is the total…

A:

Q: collected Sometimes in lab we collect the gas formed by a chemical reaction over water (see sketch…

A:

Q: Oa. Definite volume Ob. Large distance between particles Oc. Definite shape Od. Rapid particle…

A: Description of a Gas.

Q: The following data was obtained by measuring the volume of a trapped sample of gas at different…

A: a,b AnsC)d) ANY DOUBT PLEASE ASKThank you.

Q: Sometimes in lab we collect the gas formed by a chemical reaction over water (see sketch at right).…

A: It is given that  Temperature of Oxygen gas = 50°C                                              =…

Q: 3. A gas exerts 462 torr pressure at -1°C. When the pressure of this gas at constant volume is…

A: An isochoric method is one in which the volume remains unchanged, implying that the system's…

Q: A sample of air has a temperature of 25 degree C at a pressure of 760mm Hg. Qualitatively, how does…

A:

Q: Sodium hydroxide is used extensively in acid-base titrations because it is a strong, inexpensive…

A: Concentration in terms of molarity is defined as the moles of solute present per litre of the…

Q: What factors would contribute to increasing the overall average speed (Hrms) of a aseous sample? a.…

A: The root mean square velocity is the square velocity of the square root of the average square root…

Q: Sometimes in lab we collect the gas formed by a chemical reaction over water (see sketch at right).…

A:

Q: Which

A: We have to find out incorrect statement

Q: O A sample of a certain gas has a volume of 452 mL at 711 mm Hg and 26 C. What would be the volume…

A: A sample of certain gas has a volume of 452 mL at 711 mmHg and 26°C.We have to find the volume of…

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

A: The ideal gases are gases which follow the ideal gas equation. The behaviour of gas molecules of a…

Q: A sealed container with a volume of 63.8 mL is filled with a gas at 22°C at 747mmHg. The mass of the…

A: We will use ideal gas equation to find molar mass of gas and then estimate the gas .

Q: A gas at 200K and 10atm has a molar volume 20% smaller than that calculated with the ideal gas law.…

A: Given that, A gas has molar volume 20% smaller than that calculated with the ideal gas law at 200 K…

Q: 9. An unknown homonuclear diatomic gas effuses 2.70 times faster than nasium gas (molar mass= 204.3…

A: We will solve the problem using Graham's law of diffusion.