Connect with a global community of knowledgeable individuals on IDNLearn.com. Get accurate and detailed answers to your questions from our dedicated community members who are always ready to help.

What is known about a reaction with a positive enthalpy?
A. Heat is given off as a product of the reaction.
B. The reaction has a large activation energy.
OC. Heat is required to make the reaction occur.
OD. The reaction will never be spontaneous.