Question

1. which branch studies energy and reaction rates?

a) biochemistry b) physical chemistry c) analytical chemistry
answer: ________

Explanation:

• Biochemistry focuses on chemical processes in living organisms.
• Physical Chemistry deals with the physical properties of chemicals, including energy changes and reaction rates (kinetics).
• Analytical Chemistry is about analyzing chemical compositions. So the branch studying energy and reaction rates is Physical Chemistry.

Answer:

b) Physical Chemistry