A Flask Containing Argon Gas Is Connected to an Closed-Ended

question 83

Multiple Choice

A flask containing argon gas is connected to an closed-ended mercury manometer. The closed end is under vacuum. If the mercury level in the closed arm is 230. mm above that in the arm connected to the flask, what is the argon pressure, in torr?

• A) -230.
• B) 230.
• C) 530.
• D) 790.
• E) None of these choices is correct.

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Definitions:

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