JAMB Chemistry 2019 Objective — Question 28

Question 28 of 40 from the Joint Admissions and Matriculation Board (JAMB) Chemistry 2019 Objective paper, with the correct answer and a full explanation.

Heat content difference between the products and reactants of a chemical reaction is called

A. activation energy
B. entropy
C. enthalpy changeCorrect
D. activated complex

Explanation

Enthalpy is the total heat content of a system; the enthalpy change (ΔH) is the difference in heat content between products and reactants of a reaction.

Sign up free to unlock

Score tracking
Practice history
Saved questions
Progress dashboard
Personalized sessions
Weak-topic breakdown

…and/or go further with premium services and No Ads.

Create free account

More questions from Chemistry 2019 Objective More Chemistry past papers