what did the vinegar do to the pennies? made them feel rough made them shiny oxidized them, causing them to…

what did the vinegar do to the pennies? made them feel rough made them shiny oxidized them, causing them to rust quickly oxidized them, making it cleaner

what did the vinegar do to the pennies? made them feel rough made them shiny oxidized them, causing them to rust quickly oxidized them, making it cleaner

Answer

Brief Explanations:

Vinegar is an acid. When pennies (made of copper) are placed in vinegar, the acid in the vinegar reacts with the copper - oxide layer on the pennies. This reaction removes the copper - oxide layer, revealing the shiny copper underneath.

Answer:

made them shiny