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Which of the following statements about gases is false? Select one: a. All gases are colorless...
Which of the following statements about gases is false? Select one: a. Gases are highly compressible....
Which of the following statements about gases is false? Select one: a. Gases are highly compressible. b. All gases are colorless and odorless at room temperature. c. Non-reacting gas mixtures are homogeneous. d. Gases expand spontaneously to fill the container they are placed in. e. Distances between molecules of gas are very large compared to bond distances within molecules
Which of these properties is/are characteristic(s) of gases? ORelatively large distances between molecules High compressibility A,...
Which of these properties is/are characteristic(s) of gases? ORelatively large distances between molecules High compressibility A, B, and C. Formation of homogeneous mixtures regardless of the nature of gases A and B. A sample of oxygen gas has a volume of 545 mL at 35°C. The gas is heated to 151 C at constant pressure in a container that can contract or expand. What is the final volume of the oxygen gas? 267 mL 396 mL 750. mL 126 mL...
Suppose you have a mixture of ideal gases. Which of the following statements is false? Select...
Suppose you have a mixture of ideal gases. Which of the following statements is false? Select one: a. The mixture will behave as an ideal gas to a first approximation. b. The molar volume depends on the identity of the gases c. The gases will expand to fill the entire container. The total pressure is equal to the sum of partial pressures of the constituent d. gases.
Please answer & explain 15-18 15. Select the correct statement a) a double bond consists of...
Please answer & explain 15-18
15. Select the correct statement a) a double bond consists of two pi bonds c) a single bond consists of one sigma bond b) a triple bond consists of three pi bonds all statements are correct d) Which of these properties is/are characteristics(s) of gases? a) High compressibility b) Relatively large distances between molecules Formation of homogeneous mixtures regardless of the nature of gases all of the above 17. Select the incorrect statement. Gases molecules...
Part A) Which of the following statements is true for ideal gases, but is not always...
Part A) Which of the following statements is true for ideal gases, but is not always true for real gases? Choose all that apply. Molecules are in constant random motion. Pressure is caused by molecule-wall collisions. The size of the molecules is unimportant compared to the distances between them. The volume occupied by the molecules is negligible compared to the volume of the container. Part B) Which of the following statements is true for real gases? Choose all that apply....
Which of the following are not properties of ideal gases? [Select all that apply.] The gas...
Which of the following are not properties of ideal gases? [Select all that apply.] The gas molecules repel one another The gas molecules experience elastic collisions Kinetic energy is converted into potential energy when the gas molecules collide The gas molecules form dispersion forces with one another. The gas molecules form hydrogen bonds with each other The gas molecules are physically large, occupying a significant volume of space relative to the volume of their container.
All of the following statements about the kinetic molecular theory of gases are true EXCEPT: A....
All of the following statements about the kinetic molecular theory of gases are true EXCEPT: A. The size of the gas molecules is negligible compared to the total volume of the gas B. The average kinetic energy of the molecules of a gas is proportional to the temperature of the gas in kelvins. C. The gas molecules collide with each other and with the surfaces around them. D. Strong attractive forces hold the gas molecules together. E. none of the...
1a)Which of the following statements is true concerning ideal gases? Select one:a The gas particles in...
1a)Which of the following statements is true concerning ideal gases? Select one:a The gas particles in a sample exert attraction on one another b All of these statements are false cThe temperature of the gas sample is directly related to the average velocity of the gas particles dA gas exerts pressure as a result of the collisions of the gas molecules with the walls of the container e At STP, 1.0 L of gaseous Ar contains about twice the number...
All of the following statements about the kinetic molecular theory of gases are true EXCEPT: 1....
All of the following statements about the kinetic molecular theory of gases are true EXCEPT: 1. The size of the gas molecules is negligible compared to the total volume of the gas. B. The average kinetic energy of the molecules of a gas is proportional to the temperature of the gas in kelvins. C. The gas molecules collide with each other and with the surfaces around them. D. Strong attractive forces hold the gas molecules together. E none of the...
8) indicate if each statement below is true or false (one emror allowed) (4.5 points) a)...
8) indicate if each statement below is true or false (one emror allowed) (4.5 points) a) In a 30.97g of phosphorous there are 6.022x10 atoms of phosphorous b) Solubility of gases in water increase as the solution temperature increases c) Elements in group 2A show a tendency to lose 2 electrons and become positively charged -2 d) Oxygen is more electronegative than sufur e) When dissolving 9.0 a NaCI within one liter of water the solution is 0.9% ) An...
Which of the following statements about gases is false? Select one: a. Gases are highly compressible. b. All gases are colorless and odorless at room temperature. c. Non-reacting gas mixtures are homogeneous. d. Gases expand spontaneously to fill the container they are placed in. e. Distances between molecules of gas are very large compared to bond distances within molecules
Which of these properties is/are characteristic(s) of gases? ORelatively large distances between molecules High compressibility A, B, and C. Formation of homogeneous mixtures regardless of the nature of gases A and B. A sample of oxygen gas has a volume of 545 mL at 35°C. The gas is heated to 151 C at constant pressure in a container that can contract or expand. What is the final volume of the oxygen gas? 267 mL 396 mL 750. mL 126 mL...
Suppose you have a mixture of ideal gases. Which of the following statements is false? Select one: a. The mixture will behave as an ideal gas to a first approximation. b. The molar volume depends on the identity of the gases c. The gases will expand to fill the entire container. The total pressure is equal to the sum of partial pressures of the constituent d. gases.
Please answer & explain 15-18
15. Select the correct statement a) a double bond consists of two pi bonds c) a single bond consists of one sigma bond b) a triple bond consists of three pi bonds all statements are correct d) Which of these properties is/are characteristics(s) of gases? a) High compressibility b) Relatively large distances between molecules Formation of homogeneous mixtures regardless of the nature of gases all of the above 17. Select the incorrect statement. Gases molecules...
Which of the following are not properties of ideal gases? [Select all that apply.] The gas molecules repel one another The gas molecules experience elastic collisions Kinetic energy is converted into potential energy when the gas molecules collide The gas molecules form dispersion forces with one another. The gas molecules form hydrogen bonds with each other The gas molecules are physically large, occupying a significant volume of space relative to the volume of their container.
All of the following statements about the kinetic molecular theory of gases are true EXCEPT: A. The size of the gas molecules is negligible compared to the total volume of the gas B. The average kinetic energy of the molecules of a gas is proportional to the temperature of the gas in kelvins. C. The gas molecules collide with each other and with the surfaces around them. D. Strong attractive forces hold the gas molecules together. E. none of the...
All of the following statements about the kinetic molecular theory of gases are true EXCEPT: 1. The size of the gas molecules is negligible compared to the total volume of the gas. B. The average kinetic energy of the molecules of a gas is proportional to the temperature of the gas in kelvins. C. The gas molecules collide with each other and with the surfaces around them. D. Strong attractive forces hold the gas molecules together. E none of the...
8) indicate if each statement below is true or false (one emror allowed) (4.5 points) a) In a 30.97g of phosphorous there are 6.022x10 atoms of phosphorous b) Solubility of gases in water increase as the solution temperature increases c) Elements in group 2A show a tendency to lose 2 electrons and become positively charged -2 d) Oxygen is more electronegative than sufur e) When dissolving 9.0 a NaCI within one liter of water the solution is 0.9% ) An...
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