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1. Sodium carbonate (2.620 g) is completely reacted with excess hydrochloric acid in a 1.00-L vessel. Carbon dioxide gas is evolved in the reaction. What pressure, in atm, of carbon dioxide is exerted by the evolved gas at 38 °C? a. 7.71×10-2 atm b. 0.631 atm c. 0.15 atm d. 1.26 atm

1. Sodium carbonate (2.620 g) is completely reacted with excess hydrochloric acid in a 1.00-L vessel. Carbon dioxide gas is evolved in the reaction. What pressure, in atm, of carbon dioxide is exerted by the evolved gas at 38 °C? a. 7.71×10-2 atm b. 0.631 atm c. 0.15 atm d. 1.26 atm

Chemistry
Chemistry
9th Edition
ISBN:9781133611097
Author:Steven S. Zumdahl
Publisher:Steven S. Zumdahl
Chapter5: Gases
Section: Chapter Questions
Problem 108E
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1. Sodium carbonate (2.620 g) is completely reacted with excess hydrochloric acid in a 1.00-L vessel. Carbon dioxide gas is evolved in the reaction. What pressure, in atm, of carbon dioxide is exerted by the evolved gas at 38 °C?

a. 7.71×10-2 atm
b. 0.631 atm
c. 0.15 atm
d. 1.26 atm
 
2. A newly discovered gas has a density of 2.27 g/L at 26.0 °C and 739 mm Hg. What is the molar mass of the gas?
 
a. 57.3 g/mol
b. 4.98 g/mol
c. 786 g/mol
d. 11.1 g/mol
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