Mineral Oil Can Be Used in Place of Mercury in Manometers

question 42

Multiple Choice

Mineral oil can be used in place of mercury in manometers when small pressure changes are to be measured. What is the pressure of an oxygen sample in mm of mineral oil if its pressure is 28.5 mm Hg? (d of mineral oil = 0.88 g/mL; d of Hg = 13.5 g/mL)

• A)1.9 mm mineral oil
• B)15 mm mineral oil
• C)32 mm mineral oil
• D)380 mm mineral oil
• E)440 mm mineral oil

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