Chemistry: Principles and Reactions
8th Edition
ISBN:9781305079373
Author:William L. Masterton, Cecile N. Hurley
Publisher:William L. Masterton, Cecile N. Hurley
Chapter5: Gases
Section: Chapter Questions
Problem 87QAP
Related questions
Question
A one-liter container is evacuated from atmospheric pressure of 740 mm to 10¯6 mm at 20 °C. Calculate (1) the weight of air removed, (2) the number of molecules left. (The molecular weight of air may be taken as 28.9)
a) 1.13 g, 5.29×1012
b) 2.00 g, 3.25×1014
c) 1.17 g, 3.29×1013
d) 3.25 g, 5.29×1013
e) none of the above
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