A barometer tube is 1.00_102 cm long and has a crosssectional area of 1.20 cm2. The
Chapter 5, Problem 5.121(choose chapter or problem)
A barometer tube is 1.00_102 cm long and has a crosssectional area of 1.20 cm2. The height of the mercury column is 74.0 cm, and the temperature is 24_C. A small amount of N2 is introduced into the evacuated space above the mercury, which causes the mercury level to drop to a height of 64.0 cm. How many grams of N2 were introduced?
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