You can rub a permanent magnet against something else that can be magnetized, like a paper clip.
Answer :The Cu ion is the metal.
• The copper (II) ion is the Cation
• The two chloride ions are the Anions
Explanation:
The small intestines have microvilli in the lining which help to increase the surface area of the small intestines and help to absorb nutrients.
Answer:
Charles Darwin came up with the theory of evolution.
