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

Recognize the importance of environmental factors and community infrastructure in disease prevention.

Understand the historical development of public health initiatives and their impact on community health.

Analyze the role of government and non-governmental organizations in the advancement of public health.

Identify key figures and their contributions to public health and nursing.

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