What is one result of a chemical change?
a. energy is created.
b. a new material is formed.
c. materials change from one state to another.
d. elements are permanently destroyed.

Select the correct answer from each drop-down menu. daniel and sanya are scientists. daniel is studying whether the increasing frequency of tropical storms is affecting coastal erosion. sanya is investigating whether the discharge from industrial plants has any impact on the ph concentration of freshwater swamps in the surrounding area. which fields of science are daniel’s and sanya’s studies most closely related to? daniel’s field of study is related to science, and sanya’s field of study is related to .

In the following redox reaction which is the oxidizing agent and which is the reducing agent? alcl3 + na nacl + al

Compare and contrast physical changes with chemical changes.