Chemistry

What is the pressure (in atmospheres) of the gas inside the container connected to an open-end, mercury-filled manometer as shown in the picture? The atmospheric pressure is 0.95atm.
l----l |
(G) l |
l - ---
l Hg
l Hg *18cm
- - ---
Hg Hg
HgHgHgHg
what process do I use to solve for this problem? lost, tried and it didn't work out.

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  1. the picture didn't work. it is U shaped with Hg in the middle and an open end. The distance between the Hg, under the open air portion is 18cm, which is before the bottom of the U. Does that make sense. Basically a manometer.

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