A Molecular Ion Has a M/z Ratio of 143

question 2

Multiple Choice

A molecular ion has a m/z ratio of 143.What can be said about that molecule?

• A)It contains an odd number of nitrogen atoms.
• B)It contains an even number of nitrogen atoms.
• C)It contains nitrogen atoms.
• D)It contains no nitrogen atoms.

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Definitions:

Size Constancy

The perceptual process by which we perceive an object as being the same size despite changes in the distance from which it is viewed.

Monocular Cues

Visual information that allows perception of depth and spatial relationships using only one eye.

Interposition

A visual cue in which one object partly covering another is perceived as being closer.

Distance

The amount of space between two points, which can be measured in various units and can also refer to an emotional separation between people.