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The density of Mercury is 13.534, compared to '1' for water. So the water column

is 13.534 times as high as the mercury column at the same pressure.

(30 inches of water) x (25.4 millimeters/inch) / 13.534 = 56.3 millimeters of mercury

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13y ago

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More answers

30 inches of water column is equivalent to approximately 746.7 millimeters of mercury.

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9mo ago
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Q: What is 30 inches water column in millimeters mercury?
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