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23489 16. How many pi bonds are in the following molecule? H3 C - CH = CH - C= N: A) B) D) E) How many moles are in a gas sample occupying 0.500 L at 170 mmHg and 25°C? A) B) C) 7. 0.00457 0.00500 2.18 3.48 E) 3.85 At 25°C and 1.00 atm pressure, it is found that 2.24 L of gas weighs 3.11 g. Its relative molecular mass is: A) B) C) D) E) 3.11 g 28.5 g 31.1 g 34.0 g 37.1g Identify the phase transition that occurs when NH,Cl solid turns to NH3 gas as it is heated. Deposition Sublimation A) B) Vaporization Freezing D)

23489 16. How many pi bonds are in the following molecule? H3 C - CH = CH - C= N: A) B) D) E) How many moles are in a gas sample occupying 0.500 L at 170 mmHg and 25°C? A) B) C) 7. 0.00457 0.00500 2.18 3.48 E) 3.85 At 25°C and 1.00 atm pressure, it is found that 2.24 L of gas weighs 3.11 g. Its relative molecular mass is: A) B) C) D) E) 3.11 g 28.5 g 31.1 g 34.0 g 37.1g Identify the phase transition that occurs when NH,Cl solid turns to NH3 gas as it is heated. Deposition Sublimation A) B) Vaporization Freezing D)

Chemistry
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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23489 16. How many pi bonds are in the following molecule? H3 C - CH = CH - C= N: A) B) D) E) How many moles are in a gas sample occupying 0.500 L at 170 mmHg and 25°C? A) B) C) 7. 0.00457 0.00500 2.18 3.48 E) 3.85 At 25°C and 1.00 atm pressure, it is found that 2.24 L of gas weighs 3.11 g. Its relative molecular mass is: A) B) C) D) E) 3.11 g 28.5 g 31.1 g 34.0 g 37.1g Identify the phase transition that occurs when NH,Cl solid turns to NH3 gas as it is heated. Deposition Sublimation A) B) Vaporization Freezing D)
Transcribed Image Text:23489 16. How many pi bonds are in the following molecule? H3 C - CH = CH - C= N: A) B) D) E) How many moles are in a gas sample occupying 0.500 L at 170 mmHg and 25°C? A) B) C) 7. 0.00457 0.00500 2.18 3.48 E) 3.85 At 25°C and 1.00 atm pressure, it is found that 2.24 L of gas weighs 3.11 g. Its relative molecular mass is: A) B) C) D) E) 3.11 g 28.5 g 31.1 g 34.0 g 37.1g Identify the phase transition that occurs when NH,Cl solid turns to NH3 gas as it is heated. Deposition Sublimation A) B) Vaporization Freezing D)
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