The Reaction That Represents the Standard Enthalpy of Formation for Acetone

question 75

Multiple Choice

The reaction that represents the standard enthalpy of formation for acetone (CH₃COCH₃) , a common ingredient in nail polish remover is:

• A) 3 C(graphite) + 3 H₂(g) + ½ O₂(g) \(\rarr\) CH₃COCH₃(l)
• B) 6 C(diamond) + 6 H₂(g) + O₂(g) \(\rarr\) 2 CH₃COCH₃(l)
• C) 3 C(diamond) + 3 H₂(g) + ½ O₂(g) \(\rarr\) CH₃COCH₃(l)
• D) CH₃COCH₃(l) \(\rarr\) 3 C(graphite) + 3 H₂(g) + ½ O₂(g)
• E) CH₃COCH₃(l) + 4 O₂(g) \(\rarr\) 3 CO₂(g) + 3 H₂O(g)

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Definitions:

Primary

Pertaining to the first in order, importance, or time.

Secondary

Referring to the second in order, importance, or rank.

Actor/Observer Bias

This refers to the tendency to attribute one's own actions to external causes while attributing other people's behaviors to their internal characteristics.

Spatial Skills

The ability to understand, reason, and remember the spatial relations among objects or space.