'( <a href="http://www.j-archive.com/media/2007-12-06_J_07.jpg" target="_blank">Cheryl of the Clue Crew delivers the clue from a science lab.</a> ) After five minutes in lemon juice, the <a href="http://www.j-archive.com/media/2007-12-06_J_07a.jpg" target="_blank">coin is shiny</a> because the lemon's this works chemically to remove the oxide'
acid
A IN SCIENCE: After five minutes in lemon juice, the coin is shiny because the lemons this works chemically to remove the oxide
After five minutes in lemon juice, the coin is shiny because the lemon's this works chemically to remove the oxide
After five minutes in lemon juice, the coin is shiny because the lemon's this works chemically to remove the oxide
"A" IN SCIENCE
acid
"A" IN SCIENCE