how was vinegar able to remove the calcium shell of an egg?
2 answers
by the way vinegar is made from acid and water.
This site has a good explanation:
http://www.chm.bris.ac.uk/webprojects2002/anderson/disappearing_egg_shell.htm
http://www.chm.bris.ac.uk/webprojects2002/anderson/disappearing_egg_shell.htm