In a manometer, attached to a sample of gas, the difference in the height of the mercury levels is 23.0 mm.?

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The barometric pressure is 751 mm Hg.
What is the pressure of the gas sample in Pascals ?

2006-11-01 10:45:30 · 2 answers · asked by simonkf2002 1 in Science & Mathematics ➔ Chemistry

751 mm Hg = 100 125.099 pascals
AKA 100.125099 kilopascals

2006-11-01 10:47:51 · answer #1 · answered by invincibleshield 2 · 0⤊ 0⤋

The pressure of the gas in mmHg is: 751 + 23 = 774 mm Hg

Now 1 mm Hg equals 133.3 Pascals so the pressure of the gas is:

774x133.3 = 103,174.2 Pa

2006-11-01 11:22:17 · answer #2 · answered by Dimos F 4 · 0⤊ 0⤋