Chemistry 12th Edition

Published by McGraw-Hill Education
ISBN 10: 0078021510
ISBN 13: 978-0-07802-151-0

Chapter 5 - Gases - Questions & Problems: 5.122

Answer

Please see the work below.

Work Step by Step

We know that the small hole in the main body of the pen allows the air flow into the refill of the pen. When the ink gets consumed the air should fill the vacant space otherwise it will create a vacuum and stop the flow of the ink. Thus, for the free flow of the ink, there should be small holes in the body of the pen.
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