With a chemical r______, a new substance can form.
举一反三
- We<br/>can get a new substance if we _____ a chemical substance with others. A: incorporate B: insert C: obtain D: deprive
- The change in which a new substance is formed calls a chemical change（）.
- The chemical potential of substance B can be defined as [img=119x47]1803a1a9bb65d2b.png[/img]
- Lightning bugs can blink themselves because of a chemical substance Lightning bugs can blink themselves because of a chemical substance A．in the head. B．in the tail. C．in the abdomen, D．in the wing. A: in the head. B: in the tail. C: in the abdomen, D: in the wing.
- Charging requires an external source to furnish electric energy, after which the battery again can supply energy in chemical form.