What is the difference between constitutional isomers and confirmational isomers?

When a spring is compressed, the energy changes from kinetic to potential. which best describes what is causing this change?

Mary is conducting an experiment on how pollution affects plant growth. how can she ensure that her data are reliable?

In water, a strong acid will break down into its component parts. a. completely b. partly c. never in water, a weak base will break down into its component parts. a. completely b. partly c. never