Register

How to make coins dirty

How to make coins dirty
asked 54.1k views
1 vote
How to make coins dirty

asked
User Martin Lie
by
7.6k points

1 Answer

3 votes
The dark brown color of a penny is most likely oxidation, which occurs when the copper in the penny comes in contact with oxygen.
answered
User Lllllllllllll
by
8.7k points
← Prev Question Next Question →

No related questions found

Ask a Question
Welcome to Qamnty — a place to ask, share, and grow together. Join our community and get real answers from real people.

Categories

Other Questions

Which of the objects is living or nonliving: Bacteria, virus, moss, you, a lemon seed, the air, bread, lettuce and rocks?
What is the phenotype of a heterozygous person using T for tall and t for short
Vesicles that contain a cells digestive enzymes are called ?
Link Copied!