When the Mixture of Molecules Shown in the Molecular-Level Image $\rightarrow$

question 104

Multiple Choice

When the mixture of molecules shown in the molecular-level image undergoes complete reaction, all of these molecules are converted to products.Which of the following reactions could this represent?

• A)N₂ + O₂ \(\rightarrow\) 2NO
• B)N₂ + 2Cl₂ \(\rightarrow\)N₂Cl₄
• C)N₂ + 2O₂ \(\rightarrow\)2NO₂
• D)N₂ + 3H₂ \(\rightarrow\) 2NH₃
• E)N₂ + 3O₂ \(\rightarrow\)2NO₃

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Definitions:

Absolute Threshold

The minimum stimulus intensity required for detection by the senses.

Signal Detection

A technique used to determine the ability to differentiate between information-bearing patterns and random patterns that distract from the information.

Sensory Adaptation

Sensory adaptation is a phenomenon in which the sensitivity to a stimulus decreases over time as an organism becomes accustomed to its presence.

Just-noticeable Difference

The minimum difference in stimulus intensity required to detect a difference between two stimuli.