For the Reaction
2C(s)+ 2H₂(g) $\rightarrow$ C₂H₄(g) $\Delta$ H_r ^$\circ$ = +52

question 12

Multiple Choice

For the reaction
2C(s) + 2H₂(g) $\rightarrow$ C₂H₄(g)
$\Delta$ H_r ^$\circ$ = +52.3 kJ.mol^-1 and $\Delta$ S_r ^$\circ$ = -53.07 J.K^-1.mol^-1 at 298 K.This reaction will be spontaneous at

• A)no temperature.
• B)all temperatures.
• C)temperatures below 985 K.
• D)temperatures above 985 K.
• E)temperatures below 1015 K.

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Definitions:

Characteristics

Distinctive features or qualities that identify and distinguish something or someone.

Desired Outcome

The intended result or goal that an individual, organization, or policy aims to achieve.

Actual Outcome

The real result or end-product of a process, as opposed to the expected or theoretical outcome.

Calories

A measure of energy in food, scientifically defined as the amount of energy needed to raise the temperature of 1 kilogram of water by 1 degree Celsius.