Chemistry
Physical Chemistry
Each of the following statements concerns a mercury barometer such

Each of the following statements concerns a mercury barometer such as that shown in Figure 10.2. Identify

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Each of the following statements concerns a mercury barometer such as that shown in Figure 10.2. Identify any incorrect statements and correct them.
(a) The tube must be 1cm2 in cross-sectional area.
(b) At equilibrium the force of gravity per unit area acting on the mercury column equals the force of gravity per unit area acting on the atmosphere.
(c) The column of mercury is held up by the vacuum at the top of the column.
(d) If you took the mercury barometer with you on a trip from the beach to high mountains, the height of the mercury column would increase with elevation.

Transcribed Image Text:

Pressure exerted by Hg column on Hg surface Vacuum Hg Pressure exerted by atmosphere on Hg surface

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a The tube can have any crosssectional area The height of the Hg column in a b...View the full answer

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Chemistry The Central Science

ISBN: 978-0321696724

12th edition

Authors: Theodore Brown, Eugene LeMay, Bruce Bursten, Catherine Murphy, Patrick Woodward

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Question Posted: Apr 19, 2016 07:24 AM

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