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

Understand the role and calculation of the standard error in statistical analysis.

Apply the continuity correction factor in approximating binomial probabilities with the normal distribution.

Identify conditions under which the normal distribution can be used as an approximation for the binomial distribution.

Understand the factors affecting solvolysis reactions in chiral alkyl halides and predict the enantiomeric outcomes.

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Definitions:

Concentric

Defined by objects sharing a common center, often used in physics and geometry.

Interstitial

Space within tissue. Interstitial growth is growth from within.

Appositional

A mode of growth by the addition of new layers on the surface of existing tissues or structures.

Oppositional

Refers to movements involving resistance or actions that counteract another, often used in the context of psychology or physical movements.