Understanding Endothermic Reactions

Easy General Chemistry Thermodynamics And Thermochemistry

Consider the following reaction that occurs under standard conditions:

A + B → C + D

The standard enthalpy change (ΔH°) for this reaction is +50 kJ/mol. Based on this information, which of the following statements is most accurate regarding the thermodynamic nature of this reaction?

The reaction is exothermic and releases energy.

The reaction is endothermic and absorbs energy.

The reaction has no net energy change.

The reaction is spontaneous at all temperatures.

Hint

Submitted1.6K

Correct1.2K

% Correct73%